chore: New datasource pane GAC (#28802)

## Description
Updates the GAC control for creating datasource

#### PR fixes following issue(s)
Fixes #28820

#### Media

#### Type of change
- Chore (housekeeping or task changes that don't impact user perception)

## 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.
> Delete anything that is not relevant
- [ ] Manual
- [ ] JUnit
- [ ] Jest
- [ ] Cypress
>
>
#### Test Plan
> Add Testsmith test cases links that relate to this PR
>
>
#### Issues raised during DP testing
> Link issues raised during DP testing for better visiblity and tracking
(copy link from comments dropped on this PR)
>
>
>
## 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

app/client/src/pages/Editor/DataSourceEditor/DatasourceBlankState.tsx

@@ -10,6 +10,12 @@ import history from "utils/history";
 import { integrationEditorURL } from "@appsmith/RouteBuilder";
 import type { RouteComponentProps } from "react-router";
 import { INTEGRATION_TABS } from "constants/routes";
+import { useSelector } from "react-redux";
+import type { AppState } from "@appsmith/reducers";
+import { getCurrentAppWorkspace } from "@appsmith/selectors/workspaceSelectors";
+import { useFeatureFlag } from "utils/hooks/useFeatureFlag";
+import { FEATURE_FLAG } from "@appsmith/entities/FeatureFlag";
+import { getHasCreateDatasourcePermission } from "@appsmith/utils/BusinessFeatures/permissionPageHelpers";
 
 const Container = styled.div`
   height: 100%;
@@ -38,6 +44,16 @@ const DatasourceBlankState = (
     pageId: string;
   }>,
 ) => {
+  const userWorkspacePermissions = useSelector(
+    (state: AppState) => getCurrentAppWorkspace(state).userPermissions ?? [],
+  );
+
+  const isFeatureEnabled = useFeatureFlag(FEATURE_FLAG.license_gac_enabled);
+
+  const canCreateDatasource = getHasCreateDatasourcePermission(
+    isFeatureEnabled,
+    userWorkspacePermissions,
+  );
   return (
     <Container>
       <Content>
@@ -46,6 +62,7 @@ const DatasourceBlankState = (
           {createMessage(DATASOURCE_BLANK_STATE_MESSAGE)}
         </Text>
         <Button
+          disabled={!canCreateDatasource}
           kind="primary"
           onClick={() =>
             history.push(

app/client/src/pages/Editor/IDE/LeftPane/CreateDatasourcePopover.tsx

@@ -2,12 +2,29 @@ import { Button, Popover, PopoverTrigger } from "design-system";
 import React from "react";
 import history from "utils/history";
 import { builderURL } from "@appsmith/RouteBuilder";
+import { useSelector } from "react-redux";
+import type { AppState } from "@appsmith/reducers";
+import { getCurrentAppWorkspace } from "@appsmith/selectors/workspaceSelectors";
+import { useFeatureFlag } from "utils/hooks/useFeatureFlag";
+import { FEATURE_FLAG } from "@appsmith/entities/FeatureFlag";
+import { getHasCreateDatasourcePermission } from "@appsmith/utils/BusinessFeatures/permissionPageHelpers";
 
 const CreateDatasourcePopover = () => {
+  const userWorkspacePermissions = useSelector(
+    (state: AppState) => getCurrentAppWorkspace(state).userPermissions ?? [],
+  );
+
+  const isFeatureEnabled = useFeatureFlag(FEATURE_FLAG.license_gac_enabled);
+
+  const canCreateDatasource = getHasCreateDatasourcePermission(
+    isFeatureEnabled,
+    userWorkspacePermissions,
+  );
   return (
     <Popover open={false}>
       <PopoverTrigger>
         <Button
+          disabled={!canCreateDatasource}
           isIconButton
           kind="tertiary"
           onClick={() =>