change to not run certain workflows in forks

.github/workflows/codeql-analysis.yml

@@ -16,6 +16,7 @@ jobs:
   analyze:
     name: Analyze
     runs-on: ubuntu-latest
+    if: github.repository == 'jellyfin/jellyfin-plugin-tvheadend'
 
     strategy:
       fail-fast: false

.github/workflows/create-github-release.yml

@@ -7,6 +7,8 @@ on:
 jobs:
   publish_release_draft:
     runs-on: ubuntu-latest
+    if: github.repository == 'jellyfin/jellyfin-plugin-tvheadend'
+    
     steps:
       - name: Get version from GITHUB_REF
         id: get-version

.github/workflows/update-release-draft.yml

@@ -9,6 +9,8 @@ on:
 jobs:
   update_release_draft:
     runs-on: ubuntu-latest
+    if: github.repository == 'jellyfin/jellyfin-plugin-tvheadend'
+    
     steps:
       # Drafts your next Release notes as Pull Requests are merged into "master"
       - uses: release-drafter/release-drafter@v5.15.0