Github Actions: downgrade triggers.

.github/workflows/build_nightly.yml

@@ -1,6 +1,7 @@
 #https://github.com/marketplace/actions/android-emulator-runner
 name: Build nightly
-on: [ push ]
+on:
+  push
 
 jobs:
   nightly-build:

.github/workflows/lint.yml

@@ -2,7 +2,7 @@ name: Linting
 
 on:
   push:
-  pull_request_target:
+  pull_request:
 
 jobs:
   analyse:

.github/workflows/test.yml

@@ -2,7 +2,7 @@
 name: Test
 on:
   push:
-  pull_request_target:
+  pull_request:
 
 jobs:
   test: