CI: fix trigger

Set workflow to trigger on changes to source and not documentation.

Author: raycadle

.github/workflows/test-tag.yml

@@ -3,9 +3,31 @@ name: Python Tests CI
 on:
   push:
     branches: [master]
+    paths:
+      - '.github/workflows/**'
+      - 'wallhavenapi/**'
+      - 'tests/**'
+      - 'pyproject.toml'
+      - 'requirements-tests.txt'
+      - 'requirements.txt'
+    paths-ignore:
+      - '.gitignore'
+      - 'LICENSE'
+      - 'README.md'
   pull_request:
     branches: [master]
     types: [opened, synchronize]
+    paths:
+      - '.github/workflows/**'
+      - 'wallhavenapi/**'
+      - 'tests/**'
+      - 'pyproject.toml'
+      - 'requirements-tests.txt'
+      - 'requirements.txt'
+    paths-ignore:
+      - '.gitignore'
+      - 'LICENSE'
+      - 'README.md'
 
 jobs:
   test: