feat: add htmlPageTitle hook and use it in login and sign up pages (#24458)

## Description

This is a supportive PR for
https://github.com/appsmithorg/appsmith-ee/pull/1606

Please see [this
comment](https://github.com/appsmithorg/appsmith-ee/pull/1606#issuecomment-1590634326).

#### PR fixes following issue(s)
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about this first
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#### Media
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#### Type of change
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- Bug fix (non-breaking change which fixes an issue)
- New feature (non-breaking change which adds functionality)
- Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- Chore (housekeeping or task changes that don't impact user perception)
- This change requires a documentation update
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## Testing
>
#### How Has This Been Tested?
> Please describe the tests that you ran to verify your changes. Also
list any relevant details for your test configuration.
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- [ ] Manual
- [ ] Jest
- [ ] Cypress
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#### Test Plan
> Add Testsmith test cases links that relate to this PR
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#### Issues raised during DP testing
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## Checklist:
#### Dev activity
- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] PR is being merged under a feature flag

#### QA activity:
- [ ] [Speedbreak
features](https://github.com/appsmithorg/TestSmith/wiki/Guidelines-for-test-plans#speedbreakers-)
have been covered
- [ ] Test plan covers all impacted features and [areas of
interest](https://github.com/appsmithorg/TestSmith/wiki/Guidelines-for-test-plans#areas-of-interest-)
- [ ] Test plan has been peer reviewed by project stakeholders and other
QA members
- [ ] Manually tested functionality on DP
- [ ] We had an implementation alignment call with stakeholders post QA
Round 2
- [ ] Cypress test cases have been added and approved by SDET/manual QA
- [ ] Added `Test Plan Approved` label after Cypress tests were reviewed
- [ ] Added `Test Plan Approved` label after JUnit tests were reviewed

(cherry picked from commit 9f3c24da76)

app/client/src/ce/pages/UserAuth/Login.tsx

@@ -46,6 +46,8 @@ import {
   getThirdPartyAuths,
   getIsFormLoginEnabled,
 } from "@appsmith/selectors/tenantSelectors";
+import Helmet from "react-helmet";
+import { useHtmlPageTitle } from "@appsmith/utils";
 
 const validate = (values: LoginFormValues, props: ValidateProps) => {
   const errors: LoginFormValues = {};
@@ -86,6 +88,7 @@ export function Login(props: LoginFormProps) {
   const isFormLoginEnabled = useSelector(getIsFormLoginEnabled);
   const socialLoginList = useSelector(getThirdPartyAuths);
   const queryParams = new URLSearchParams(location.search);
+  const htmlPageTitle = useHtmlPageTitle();
   const invalidCredsForgotPasswordLinkText = createMessage(
     LOGIN_PAGE_INVALID_CREDS_FORGOT_PASSWORD_LINK,
   );
@@ -133,6 +136,10 @@ export function Login(props: LoginFormProps) {
       subtitle={createMessage(LOGIN_PAGE_SUBTITLE)}
       title={createMessage(LOGIN_PAGE_TITLE)}
     >
+      <Helmet>
+        <title>{htmlPageTitle}</title>
+      </Helmet>
+
       {showError && (
         <Callout
           kind="error"

app/client/src/ce/pages/UserAuth/SignUp.tsx

@@ -47,6 +47,8 @@ import {
   getIsFormLoginEnabled,
   getThirdPartyAuths,
 } from "@appsmith/selectors/tenantSelectors";
+import Helmet from "react-helmet";
+import { useHtmlPageTitle } from "@appsmith/utils";
 
 declare global {
   interface Window {
@@ -93,6 +95,7 @@ export function SignUp(props: SignUpFormProps) {
   const socialLoginList = useSelector(getThirdPartyAuths);
   const shouldDisableSignupButton = pristine || !isFormValid;
   const location = useLocation();
+  const htmlPageTitle = useHtmlPageTitle();
 
   const recaptchaStatus = useScript(
     `https://www.google.com/recaptcha/api.js?render=${googleRecaptchaSiteKey.apiKey}`,
@@ -166,6 +169,10 @@ export function SignUp(props: SignUpFormProps) {
       subtitle={createMessage(SIGNUP_PAGE_SUBTITLE)}
       title={createMessage(SIGNUP_PAGE_TITLE)}
     >
+      <Helmet>
+        <title>{htmlPageTitle}</title>
+      </Helmet>
+
       {showError && <Callout kind="error">{errorMessage}</Callout>}
       {socialLoginList.length > 0 && (
         <ThirdPartyAuth logins={socialLoginList} type={"SIGNUP"} />

app/client/src/ce/utils/index.ts

@@ -9,3 +9,7 @@ export const addItemsInContextMenu = (
 ) => {
   return moreActionItems;
 };
+
+export const useHtmlPageTitle = () => {
+  return "Appsmith";
+};