Standardize renovate custom manager annotations (#348)

- Update java-version pattern to use renovate(java-version) format
- Simplify patterns to match specific file types and comment styles
- Update workflow usages to match new format

Author: trask

.github/renovate.json5

@@ -53,10 +53,10 @@
       customType: 'regex',
       datasourceTemplate: 'java-version',
       managerFilePatterns: [
-        '.github/workflows/**'
+        '.github/workflows/**',
       ],
       matchStrings: [
-        '(?<currentValue>\\d+) # renovate: datasource=java-version',
+        '(?<currentValue>\\d+) # renovate\\(java-version\\)',
       ],
       depNameTemplate: 'java',
       extractVersionTemplate: '^(?<version>\\d+)',

.github/workflows/build-common.yml

@@ -32,7 +32,7 @@ jobs:
           - 11
           - 17
           - 21
-          - 25 # renovate: datasource=java-version
+          - 25 # renovate(java-version)
         # macos-latest drops support for java 8 temurin. Run java 8 on macos-13. Run java 11+ on macos-latest.
         exclude:
           - os: macos-latest
@@ -44,7 +44,7 @@ jobs:
           - os: macos-13
             test-java-version: 21
           - os: macos-13
-            test-java-version: 25 # renovate: datasource=java-version
+            test-java-version: 25 # renovate(java-version)
 
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0