ci: dependabot make one PR (#80)

Co-authored-by: Anna Singleton <anna.singleton@kroll.com>

Author: anna-singleton-resolver

.github/dependabot.yml

@@ -4,11 +4,27 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    open-pull-requests-limit: 5
+    groups:
+      dev-dependencies:
+        dependency-type: "development"
+        patterns:
+          - "*"
   - package-ecosystem: github-actions
     directory: "/"
     schedule:
       interval: "weekly"
+    open-pull-requests-limit: 1
+    groups:
+      github-actions:
+        patterns:
+          - "*"
   - package-ecosystem: gitsubmodule
     directory: "/"
     schedule:
       interval: "weekly"
+    open-pull-requests-limit: 1
+    groups:
+      gitsubmodules:
+        patterns:
+          - "*"