Fix UITest case crash for LabelsHiddenModifierUITests

[Kyle-Ye]

Note: this new test case does not cover the fix.

Only run all ui test case and then LabelsHiddenModifierUITests.toggleLabelsHidden will hit the recursive loop and cause infinite loop call for FunctionalLocation==.

Thread 0 Crashed:
0   libswiftCore.dylib            	       0x195a95f90 0x1957bb000 + 2994064
1   TestingHost.debug.dylib       	       0x10452c66c type metadata accessor for FunctionalLocation + 24
2   TestingHost.debug.dylib       	       0x10452b3e8 static FunctionalLocation.== infix(_:_:) + 188
3   TestingHost.debug.dylib       	       0x10452b548 protocol witness for static Equatable.== infix(_:_:) in conformance FunctionalLocation<A> + 16
4   AttributeGraph                	       0x1c00f153c 0x1c00c1000 + 197948
5   AttributeGraph                	       0x1c00db6e0 0x1c00c1000 + 108256
6   AttributeGraph                	       0x1c00dbb30 0x1c00c1000 + 109360
7   AttributeGraph                	       0x1c00f1640 0x1c00c1000 + 198208
8   AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
9   AttributeGraph                	       0x1c00f14e8 0x1c00c1000 + 197864
10  AttributeGraph                	       0x1c00f1498 0x1c00c1000 + 197784
11  AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
12  AttributeGraph                	       0x1c00f1478 0x1c00c1000 + 197752
13  TestingHost.debug.dylib       	       0x10452b404 static FunctionalLocation.== infix(_:_:) + 216 (Location.swift:366)
14  TestingHost.debug.dylib       	       0x10452b548 protocol witness for static Equatable.== infix(_:_:) in conformance FunctionalLocation<A> + 16
15  AttributeGraph                	       0x1c00f153c 0x1c00c1000 + 197948
16  AttributeGraph                	       0x1c00db6e0 0x1c00c1000 + 108256
17  AttributeGraph                	       0x1c00dbb30 0x1c00c1000 + 109360
18  AttributeGraph                	       0x1c00f1640 0x1c00c1000 + 198208
19  AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
20  AttributeGraph                	       0x1c00f14e8 0x1c00c1000 + 197864
21  AttributeGraph                	       0x1c00f1498 0x1c00c1000 + 197784
22  AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
23  AttributeGraph                	       0x1c00f1478 0x1c00c1000 + 197752
24  TestingHost.debug.dylib       	       0x10452b404 static FunctionalLocation.== infix(_:_:) + 216 (Location.swift:366)
25  TestingHost.debug.dylib       	       0x10452b548 protocol witness for static Equatable.== infix(_:_:) in conformance FunctionalLocation<A> + 16
26  AttributeGraph                	       0x1c00f153c 0x1c00c1000 + 197948
27  AttributeGraph                	       0x1c00db6e0 0x1c00c1000 + 108256
28  AttributeGraph                	       0x1c00dbb30 0x1c00c1000 + 109360
29  AttributeGraph                	       0x1c00f1640 0x1c00c1000 + 198208
30  AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
31  AttributeGraph                	       0x1c00f14e8 0x1c00c1000 + 197864
32  AttributeGraph                	       0x1c00f1498 0x1c00c1000 + 197784
33  AttributeGraph                	       0x1c00eaf5c 0x1c00c1000 + 171868
34  AttributeGraph                	       0x1c00f1478 0x1c00c1000 + 197752
35  TestingHost.debug.dylib       	       0x10452b404 static FunctionalLocation.== infix(_:_:) + 216 (Location.swift:366)
36  TestingHost.debug.dylib       	       0x10452b548 protocol witness for static Equatable.== infix(_:_:) in conformance FunctionalLocation<A> + 16

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 30.94%. Comparing base (ab02ac4) to head (2534c62).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #614      +/-   ##
==========================================
+ Coverage   30.84%   30.94%   +0.09%     
==========================================
  Files         540      537       -3     
  Lines       32279    31891     -388     
==========================================
- Hits         9956     9868      -88     
+ Misses      22323    22023     -300     

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