chore: grant write permissions for contents to launcher build workflows

Author: astrapisixtynine

.github/workflows/launcher-linux.yml

@@ -26,6 +26,9 @@ on:
     types: [created]
   workflow_dispatch:
 
+permissions:
+  contents: write
+
 jobs:
   build:
     name: Build launcher binary

.github/workflows/launcher-macos.yml

@@ -34,6 +34,9 @@ on:
     types: [created]
   workflow_dispatch:
 
+permissions:
+  contents: write
+
 jobs:
   build:
     name: Build launcher .app bundle

.github/workflows/launcher-windows.yml

@@ -22,6 +22,9 @@ on:
     types: [created]
   workflow_dispatch:
 
+permissions:
+  contents: write
+
 jobs:
   build:
     name: Build launcher.exe