Add package rules for Jackson and Dropwizard Metrics

https://docs.renovatebot.com/configuration-options/#packagerules

renovate.json

@@ -5,6 +5,16 @@
   "baseBranches": ["release/4.1.x", "release/4.2.x", "release/5.0.x"],
   "dependencyDashboard": true,
   "labels": ["dependencies"],
+  "packageRules": [
+    {
+      "matchPackagePrefixes": ["io.dropwizard.metrics"],
+      "allowedVersions": "<4.3.0"
+    },
+    {
+      "matchPackagePrefixes": ["com.fasterxml.jackson"],
+      "allowedVersions": "<2.13.0"
+    }
+  ],
   "reviewers": ["team:committers", "team:metrics"],
   "schedule": [
     "before 2am"