feat: enable semantic commits (#4)

Reviewed-on: #4
Reviewed-by: branch-buddy <branch-buddy@t00n.de>
Co-authored-by: Timo Behrendt <t.behrendt@t00n.de>
Co-committed-by: Timo Behrendt <t.behrendt@t00n.de>

common.json

@@ -1,4 +1,5 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "dependencyDashboard": true
+  "dependencyDashboard": true,
+  "semanticCommits": "enabled"
 }