Fix Language value for JS (#7548)

eng/common/scripts/Verify-RestApiSpecLocation.ps1

@@ -257,7 +257,7 @@ try{
       }
     }
   }
-  elseif ($Language -eq "java" -or $Language -eq "js" -or $Language -eq "python" -or $Language -eq "go") {
+  elseif ($Language -eq "java" -or $Language -eq "javascript" -or $Language -eq "python" -or $Language -eq "go") {
     # for these languages we ignore the validation because they always use the latest spec from main branch to release SDK
     # mgmt plane packages: azure-core-management|azure-resourcemanager|azure-resourcemanager-advisor (java), azure-mgmt-devcenter (python), arm-advisor (js), armaad (go)
     if($PackageName -match "^(arm|azure-mgmt|azure-resourcemanager|azure-core-management)[-a-z]*$") {