chore: update renovate to find the k0sconfig file

Signed-off-by: Devin Buhl <devin@buhl.casa>

.github/renovate.json5

@@ -227,7 +227,8 @@
         "(^|/).taskfiles/.+\\.ya?ml$",
         "(^|/)addons/.+\\.ya?ml(\\.j2)?(\\.j2)?$",
         "(^|/)ansible/.+\\.ya?ml(\\.j2)?(\\.j2)?$",
-        "(^|/)kubernetes/.+\\.ya?ml(\\.j2)?(\\.j2)?$"
+        "(^|/)kubernetes/.+\\.ya?ml(\\.j2)?(\\.j2)?$",
+        "(^|/)k0s/.+\\.ya?ml(\\.j2)?(\\.j2)?$"
       ],
       "matchStrings": [
         // Example: `k3s_release_version: "v1.27.3+k3s1"`