Revert cra-template workaround

[ecraig12345]

Current Behavior

#21545 added a workaround for an issue causing our tests that use create-react-app to fail. (see old PR description for details)

New Behavior

Issue is fixed per facebook/create-react-app#12017 (comment) / babel/babel#14229 (comment). Revert workaround.

Fixes #21546

[ecraig12345]

Note, this is appearing as a rename because it's deleting the old change file and adding a new one. If this goes in before the publish build, the change type here can be changed to none.

[codesandbox-ci]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

Latest deployment of this branch, based on commit 03ed517:

Sandbox	Source
@fluentui/react 8 starter	Configuration
@fluentui/react-components 9 starter	Configuration

[DustyTheBot]

	Warnings
⚠️	There are no updates provided to CHANGELOG. Ensure there are no publicly visible changes introduced by this PR.

Generated by 🚫 dangerJS against 03ed517

[fabricteam]

📊 Bundle size report

_{🤖 This report was generated against 946f57cad4378ec779605d466ef1df3dd88ebc78}

[size-auditor]

Asset size changes

Size Auditor did not detect a change in bundle size for any component!

Baseline commit: 946f57cad4378ec779605d466ef1df3dd88ebc78 (build)

[fabricteam]

Perf Analysis (@fluentui/react)

Scenario	Render type	Master Ticks	PR Ticks	Iterations	Status
ContextualMenu	mount	8497	17254	1000	Possible regression

All results

Scenario	Render type	Master Ticks	PR Ticks	Iterations	Status
Avatar	mount	907	961	5000
BaseButton	mount	951	916	5000
Breadcrumb	mount	2737	2631	1000
ButtonNext	mount	523	547	5000
Checkbox	mount	1610	1570	5000
CheckboxBase	mount	1345	1351	5000
ChoiceGroup	mount	4849	4894	5000
ComboBox	mount	985	1037	1000
CommandBar	mount	10435	10563	1000
ContextualMenu	mount	8497	17254	1000	Possible regression
DefaultButton	mount	1182	1188	5000
DetailsRow	mount	3877	3769	5000
DetailsRowFast	mount	3825	3835	5000
DetailsRowNoStyles	mount	3580	3600	5000
Dialog	mount	2625	2665	1000
DocumentCardTitle	mount	184	197	1000
Dropdown	mount	3289	3264	5000
FluentProviderNext	mount	1945	1947	5000
FluentProviderWithTheme	mount	169	172	10
FluentProviderWithTheme	virtual-rerender	118	120	10
FluentProviderWithTheme	virtual-rerender-with-unmount	206	195	10
FocusTrapZone	mount	1901	1815	5000
FocusZone	mount	1848	1872	5000
IconButton	mount	1790	1784	5000
Label	mount	382	388	5000
Layer	mount	3033	2977	5000
Link	mount	516	516	5000
MakeStyles	mount	1750	1714	50000
MenuButton	mount	1535	1513	5000
MessageBar	mount	2071	2030	5000
Nav	mount	3370	3339	1000
OverflowSet	mount	1172	1177	5000
Panel	mount	2526	2531	1000
Persona	mount	893	916	1000
Pivot	mount	1507	1484	1000
PrimaryButton	mount	1316	1372	5000
Rating	mount	7832	7992	5000
SearchBox	mount	1390	1397	5000
Shimmer	mount	2634	2672	5000
Slider	mount	2007	2024	5000
SpinButton	mount	5145	5130	5000
Spinner	mount	472	449	5000
SplitButton	mount	3358	3272	5000
Stack	mount	587	566	5000
StackWithIntrinsicChildren	mount	2370	2359	5000
StackWithTextChildren	mount	5378	5454	5000
SwatchColorPicker	mount	11804	11698	5000
TagPicker	mount	2657	2678	5000
TeachingBubble	mount	13531	13477	5000
Text	mount	486	467	5000
TextField	mount	1470	1455	5000
ThemeProvider	mount	1231	1284	5000
ThemeProvider	virtual-rerender	659	641	5000
ThemeProvider	virtual-rerender-with-unmount	1949	1964	5000
Toggle	mount	831	840	5000
buttonNative	mount	164	167	5000

Perf Analysis (@fluentui/react-northstar)

⚠️ No perf measurements available