Components: Remove BetaLabel widget

This widget feels superfluous because we only show it for features that
are available in ConsoleDot's 'Preview' environment.

src/Components/Blueprints/BlueprintActionsMenu.tsx

@@ -16,7 +16,6 @@ import {
   useLazyExportBlueprintQuery,
 } from '../../store/imageBuilderApi';
 import { useFlagWithEphemDefault } from '../../Utilities/useGetEnvironment';
-import BetaLabel from '../sharedComponents/BetaLabel';
 
 interface BlueprintActionsMenuProps {
   setShowDeleteModal: React.Dispatch<React.SetStateAction<boolean>>;
@@ -70,7 +69,7 @@ export const BlueprintActionsMenu: React.FunctionComponent<
       <DropdownList>
         {importExportFlag && (
           <DropdownItem onClick={handleClick}>
-            Download blueprint (.json) <BetaLabel />
+            Download blueprint (.json)
           </DropdownItem>
         )}
         <DropdownItem onClick={() => setShowDeleteModal(true)}>

src/Components/sharedComponents/BetaLabel.scss

@@ -1,5 +0,0 @@
-.beta-label {
-    --pf-c-label--BackgroundColor: var(--pf-v5-global--palette--green-300);
-    --pf-c-label__content--before--BorderColor: var(--pf-v5-global--palette--green-300);
-    margin-right: .5rem;
-}

src/Components/sharedComponents/BetaLabel.tsx

@@ -1,15 +0,0 @@
-import React from 'react';
-
-import { Label } from '@patternfly/react-core';
-
-import './BetaLabel.scss';
-
-const BetaLabel = () => {
-  return (
-    <Label className="beta-label">
-      <b>Preview</b>
-    </Label>
-  );
-};
-
-export default BetaLabel;

src/Components/sharedComponents/ImageBuilderHeader.tsx

@@ -17,8 +17,6 @@ import {
 } from '@redhat-cloud-services/frontend-components';
 import { useNavigate } from 'react-router-dom';
 
-import BetaLabel from './BetaLabel';
-
 import {
   CREATE_RHEL_IMAGES_WITH_AUTOMATED_MANAGEMENT_URL,
   CREATING_IMAGES_WITH_IB_SERVICE_URL,
@@ -151,8 +149,6 @@ export const ImageBuilderHeader = ({
                   <Button
                     data-testid="import-blueprint-button"
                     variant="secondary"
-                    icon={<BetaLabel />}
-                    iconPosition="end"
                     onClick={() => setShowImportModal(true)}
                     isDisabled={!isOnBlueprintsTab}
                   >