ci: fix Renovate bumping Alpine dependencies (#72)

Author: DeveloperC286

.github/renovate.json

@@ -27,13 +27,13 @@
         "^Earthfile$"
       ],
       "matchStrings": [
-        "# renovate: datasource=repology packageName=alpine_(?<currentValue>\\d+[._]\\d+)"
+        "# renovate: datasource=repology depName=alpine_(?<currentValue>\\d+[._]\\d+)"
       ],
       "currentValueTemplate": "{{{ replace '_' '.' currentValue }}}",
       "datasourceTemplate": "docker",
       "depNameTemplate": "alpine",
       "versioningTemplate": "regex:^(?<major>\\d+)[._](?<minor>\\d+)$",
-      "autoReplaceStringTemplate": "# renovate: datasource=repology packageName=alpine_{{{newMajor}}}_{{{newMinor}}}"
+      "autoReplaceStringTemplate": "# renovate: datasource=repology depName=alpine_{{{newMajor}}}_{{{newMinor}}}"
     },
     {
       "customType": "regex",