chore(config): migrate config .github/renovate.json (#187)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/renovate.json

@@ -5,8 +5,8 @@
   "customManagers": [
     {
       "customType": "regex",
-      "fileMatch": [
-        ".*.sls$"
+      "managerFilePatterns": [
+        "/.*.sls$/"
       ],
       "matchStrings": [
         "# renovate:\\sdatasource=(?<datasource>.*?)\\sdepName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\s#}\\s.*?version\\s=\\s\"(?<currentValue>.*)\"\\s-.*?\\s.*?hash\\s=\\s\"(?<currentDigest>.*?)\""