Move to a monthly schedule for dependabot.yml

Quarkus releases are just too frequent, it's noise at this point -- at least for demos.

Author: yrodiere

.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "maven"
     directory: "/hibernate-search/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
     allow:
       - dependency-name: "io.quarkus*:*"
       - dependency-name: "io.quarkiverse*:*"