ci: set upload-test-results: true to true

Author: Siroshun09

.github/workflows/gradle.yml

@@ -7,11 +7,13 @@ jobs:
     with:
       java-version: '17'
       upload-artifacts: false
+      upload-test-results: true
       caching-refs: |
         refs/heads/v5.x.x
   build-java-21:
     uses: Siroshun09/gh-actions-workflows/.github/workflows/gradle.yml@v1
     with:
       java-version: '21'
       upload-artifacts: false
+      upload-test-results: true
       caching-refs: ""