chore(CI): limit actions not to run on forks, cron rewrite (mdn#14954)

.github/workflows/markdown-lint.yml

@@ -14,6 +14,8 @@ on:
 
 jobs:
   docs:
+    # do not run on forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-check-lint_content.yml

@@ -12,6 +12,8 @@ permissions:
 
 jobs:
   lint-and-review-docs:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-check_duplicates.yml

@@ -12,6 +12,8 @@ on:
 
 jobs:
   check_duplicates:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-check_json.yml

@@ -12,6 +12,8 @@ on:
 
 jobs:
   docs:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-check_redirects.yml

@@ -11,6 +11,8 @@ on:
 
 jobs:
   check_redirects:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-check_yml.yml

@@ -12,6 +12,8 @@ on:
 
 jobs:
   docs:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
 
     steps:

.github/workflows/pr-labeler.yml

@@ -4,6 +4,8 @@ on:
 
 jobs:
   triage:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/labeler@v4

.github/workflows/pr-rebase-needed.yml

@@ -7,6 +7,8 @@ on:
 
 jobs:
   label-rebase-needed:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     uses: mdn/workflows/.github/workflows/pr-rebase-needed.yml@main
     with:
       target-repo: "mdn/translated-content"

.github/workflows/pr-test.yml

@@ -17,6 +17,8 @@ on:
 
 jobs:
   tests:
+    # do not run on PRs in forks
+    if: github.repository == 'mdn/translated-content'
     runs-on: ubuntu-latest
     env:
       BASE_SHA: ${{ github.event.pull_request.base.sha }}

.github/workflows/sync-translated-content.yml

@@ -9,7 +9,7 @@ on:
         default: ""
   schedule:
     # * is a special character in YAML so you have to quote this string
-    - cron: "0 */24 * * *"
+    - cron: "0 1 * * *"
 
 jobs:
   build: