Use custom manager to update ref parameter of shared workflow

Author: JohT

renovate.json

@@ -4,9 +4,9 @@
     "config:recommended",
     ":combinePatchMinorReleases",
     "schedule:earlyMondays",
-    "helpers:pinGitHubActionDigests"
+    "helpers:pinGitHubActionDigests",
+    "github>JohT/code-graph-analysis-pipeline//renovate-presets/code-graph-analysis-workflow-latest-digest.json5"
   ],
-  "ignoreUnstable": false,
   "packageRules": [
     {
       "description": "Code Graph Analysis Pipeline Workflow",
@@ -87,22 +87,6 @@
         "JAVA_VERSION:\\s+?(?<currentValue>.*?)\\s+"
       ],
       "extractVersionTemplate": "^(?<version>\\d+).*$"
-    },
-    {
-      "description": "Update code-graph-analysis-pipeline ref parameter",
-      "customType": "regex",
-      "fileMatch": [
-        "(^|/)(workflow-templates|\\.(?:github|gitea|forgejo)/(?:workflows|actions))/.+\\.ya?ml$",
-        "(^|/)action\\.ya?ml$"
-      ],
-      "matchStringsStrategy": "combination",
-      "matchStrings": [
-        "uses: JohT/code-graph-analysis-pipeline/\\.github/workflows/public-analyze-code-graph\\.yml*\\s*",
-        "ref:\\s*(?<currentDigest>.*?)\\s+#\\s+(?<currentValue>.*?)\\s+"
-      ],
-      
-      "packageNameTemplate": "https://github.com/JohT/code-graph-analysis-pipeline",
-      "datasourceTemplate": "git-refs"
     }
   ]
 }