Migrate renovate config (#145)

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

Author: renovate[bot]

renovate.json

@@ -8,7 +8,10 @@
     "filigran team"
   ],
   "prConcurrentLimit": 2,
-  "baseBranches": ["release/current", "main"],
+  "baseBranchPatterns": [
+    "release/current",
+    "main"
+  ],
   "packageRules": [
     {
       "matchUpdateTypes": [
@@ -17,17 +20,27 @@
       "prPriority": 5
     },
     {
-      "matchBaseBranches": ["release/current"],
+      "matchBaseBranches": [
+        "release/current"
+      ],
       "commitMessageSuffix": null
     },
     {
-      "matchJsonata": ["$exists(isVulnerabilityAlert)"],
-      "matchBaseBranches": ["release/current"],
+      "matchJsonata": [
+        "$exists(isVulnerabilityAlert)"
+      ],
+      "matchBaseBranches": [
+        "release/current"
+      ],
       "enabled": false
     },
     {
-      "matchJsonata": ["$not($exists(isVulnerabilityAlert))"],
-      "matchBaseBranches": ["main"],
+      "matchJsonata": [
+        "$not($exists(isVulnerabilityAlert))"
+      ],
+      "matchBaseBranches": [
+        "main"
+      ],
       "enabled": false
     }
   ]