Update dependabot configuration to run monthly

This is a follow up of bde30ab, where
we decided to run dependabot weekly. Experience show that weekly is
still too often, as these are not security updates, it is fine to update
less often to avoid floods of updates from all our repos.

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

.github/dependabot.yml

@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

cookiecutter/{{cookiecutter.github_repo_name}}/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"
@@ -53,7 +53,7 @@ updates:
     ignore:
       - dependency-name: "submodules/frequenz-api-common"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

tests_golden/integration/test_cookiecutter_generation/actor/frequenz-actor-test/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

tests_golden/integration/test_cookiecutter_generation/api/frequenz-api-test/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"
@@ -52,7 +52,7 @@ updates:
     ignore:
       - dependency-name: "submodules/frequenz-api-common"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

tests_golden/integration/test_cookiecutter_generation/app/frequenz-app-test/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

tests_golden/integration/test_cookiecutter_generation/lib/frequenz-test-python/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"

tests_golden/integration/test_cookiecutter_generation/model/frequenz-model-test/.github/dependabot.yml

@@ -3,7 +3,7 @@ updates:
   - package-ecosystem: "pip"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "07:00"
     labels:
       - "part:tooling"
@@ -34,7 +34,7 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "monthly"
       time: "06:00"
     labels:
       - "part:tooling"