Flip NoPGO to PGO in Stage1 (#1810)

No PGO doesn't make any sense - PGO is not enabled by default.

Author: EgorBo

build/nativeaot-scenarios.yml

@@ -22,8 +22,8 @@ parameters:
     arguments: --scenario basicminimalapivanilla $(goldilocksJobs) --property scenario=Stage1ServerGC --property publish=coreclr --application.buildArguments \"/p:ServerGarbageCollection=true\"
     condition: 'true'
 
-  - displayName: Goldilocks Stage 1 (CoreCLR - No PGO)
-    arguments: --scenario basicminimalapivanilla $(goldilocksJobs) --property scenario=Stage1NoPgo --property publish=coreclr --application.environmentVariables DOTNET_TieredPGO=0
+  - displayName: Goldilocks Stage 1 (CoreCLR - PGO)
+    arguments: --scenario basicminimalapivanilla $(goldilocksJobs) --property scenario=Stage1Pgo --property publish=coreclr --application.environmentVariables DOTNET_TieredPGO=1
     condition: Math.round(Date.now() / 43200000) % 6 == 1 # once every 6 half-days (43200000 ms per half-day)
 
   - displayName: Goldilocks Stage 1 (CoreCLR - Trim R2R SingleFile)
@@ -48,8 +48,8 @@ parameters:
     arguments: --scenario basicgrpcvanilla $(goldilocksJobs) --property scenario=Stage1GrpcServerGC --property publish=coreclr --application.buildArguments \"/p:ServerGarbageCollection=true\"
     condition: 'true'
 
-  - displayName: Goldilocks gRPC Stage 1 (CoreCLR - No PGO)
-    arguments: --scenario basicgrpcvanilla $(goldilocksJobs) --property scenario=Stage1GrpcNoPgo --property publish=coreclr --application.environmentVariables DOTNET_TieredPGO=0
+  - displayName: Goldilocks gRPC Stage 1 (CoreCLR - PGO)
+    arguments: --scenario basicgrpcvanilla $(goldilocksJobs) --property scenario=Stage1GrpcPgo --property publish=coreclr --application.environmentVariables DOTNET_TieredPGO=1
     condition: Math.round(Date.now() / 43200000) % 6 == 1 # once every 6 half-days (43200000 ms per half-day)
 
   - displayName: Goldilocks gRPC Stage 1 (CoreCLR - Trim R2R SingleFile)