Update repository files (#198)

Co-authored-by: kdevbot[bot] <155479163+kdevbot[bot]@users.noreply.github.com>

Author: kdevbot[bot]

.github/dependabot.yml

@@ -5,8 +5,7 @@ updates:
     labels: [dependencies]
     assignees: [Katsute]
     schedule:
-      interval: weekly
-      day: monday
+      interval: monthly
       time: "00:00"
       timezone: US/Eastern
     open-pull-requests-limit: 10