Fix typo in testenv for cross-block local assertion prop (#94978)

Also enable for the libraries pgo run.

Author: AndyAyersMS

eng/pipelines/libraries/run-test-job.yml

@@ -242,6 +242,7 @@ jobs:
                 - jitosr_stress_random
                 - syntheticpgo
                 - syntheticpgo_blend
+                - jitcrossblocklocalassertionprop
 
         - ${{ if eq(parameters.SuperPmiCollect, true) }}:
           - template: /eng/pipelines/libraries/superpmi-postprocess-step.yml

src/tests/Common/testenvironment.proj

@@ -79,7 +79,7 @@
       DOTNET_JitCFGUseDispatcher;
       RunningIlasmRoundTrip;
       DOTNET_JitSynthesizeCounts;
-      DOTNET_JitCheckSynthesizedCounts
+      DOTNET_JitCheckSynthesizedCounts;
       DOTNET_JitEnableCrossBlockLocalAssertionProp
     </DOTNETVariables>
   </PropertyGroup>