Remove Gradle module metadata from package validation

Maven build does not produce .module/.module.asc files after the
gradle-to-maven migration, so validatePackageContents.ps1 fails on
the build-ci pipeline. Remove those from the expected files list.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: ramsessanchez

scripts/validatePackageContents.ps1

@@ -26,8 +26,6 @@ $expectedFiles = @(
   "-javadoc.jar.asc",
   "-sources.jar",
   "-sources.jar.asc",
-  ".module",
-  ".module.asc",
   ".pom",
   ".pom.asc",
   ".jar",