fix: Button Group Menu Item Label Misaligned (#18951)

## Description

This PR fixes a minor bug that caused the label of new menu items inside the button group widget to be misaligned.

Fixes #18867

## Type of change

- Bug fix (non-breaking change which fixes an issue)

## How Has This Been Tested?
- Manual

### 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
- [x] My code follows the style guidelines of this project
- [x] 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
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] PR is being merged under a feature flag


### QA activity:
- [ ] Test plan has been approved by relevant developers
- [ ] Test plan has been peer reviewed by QA
- [ ] Cypress test cases have been added and approved by either SDET or manual QA
- [ ] Organized project review call with relevant stakeholders after Round 1/2 of QA
- [ ] Added Test Plan Approved label after reveiwing all Cypress test

app/client/src/widgets/ButtonGroupWidget/component/index.tsx

@@ -347,25 +347,22 @@ function PopoverContent(props: PopoverContentProps) {
       onClick,
       textColor,
     } = menuItem;
-    if (iconAlign === Alignment.RIGHT) {
-      return (
-        <BaseMenuItem
-          backgroundColor={backgroundColor}
-          disabled={isDisabled}
-          key={id}
-          labelElement={<Icon color={iconColor} icon={iconName} />}
-          onClick={() => onItemClicked(onClick, buttonId)}
-          text={label}
-          textColor={textColor}
-        />
-      );
-    }
+
     return (
       <BaseMenuItem
         backgroundColor={backgroundColor}
         disabled={isDisabled}
-        icon={<Icon color={iconColor} icon={iconName} />}
+        icon={
+          iconAlign !== Alignment.RIGHT && iconName ? (
+            <Icon color={iconColor} icon={iconName} />
+          ) : null
+        }
         key={id}
+        labelElement={
+          iconAlign === Alignment.RIGHT && iconName ? (
+            <Icon color={iconColor} icon={iconName} />
+          ) : null
+        }
         onClick={() => onItemClicked(onClick, buttonId)}
         text={label}
         textColor={textColor}