Disable NoGC test in GCStress test runs

Author: BruceForstall

tests/arm/Tests.lst

@@ -90721,7 +90721,7 @@ RelativePath=GC\API\NoGCRegion\NoGC\NoGC.cmd
 WorkingDir=GC\API\NoGCRegion\NoGC
 Expected=0
 MaxAllowedDurationSeconds=600
-Categories=EXPECTED_PASS;NEW
+Categories=EXPECTED_PASS;NEW;GCSTRESS_EXCLUDE
 HostStyle=0
 
 [DevDiv_462274.cmd_11391]

tests/arm64/Tests.lst

@@ -90641,7 +90641,7 @@ RelativePath=GC\API\NoGCRegion\NoGC\NoGC.cmd
 WorkingDir=GC\API\NoGCRegion\NoGC
 Expected=0
 MaxAllowedDurationSeconds=600
-Categories=EXPECTED_PASS;NEW
+Categories=EXPECTED_PASS;NEW;GCSTRESS_EXCLUDE
 HostStyle=0
 
 [DevDiv_397793.cmd_11701]

tests/src/GC/API/NoGCRegion/NoGC.csproj

@@ -12,6 +12,7 @@
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
 
     <CLRTestExecutionArguments></CLRTestExecutionArguments>
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the configurations -->
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">