Initial actions/labeler config (#7091)

* Initial actions/labeler config

* Initial actions/labeler config - add extra from review

.github/labeler.yml

@@ -0,0 +1,18 @@
+core:
+  - quantum/**/*
+  - tmk_core/**/*
+  - drivers/**/*
+  - tests/**/*
+  - util/**/*
+keymap:
+  - users/**/*
+  - layouts/**/*
+  - keyboards/**/keymap/**/*
+cli:
+  - bin/qmk
+  - requirements.txt
+  - lib/python/**/*
+python:
+  - '**/*.py'
+documentation:
+  - docs/**/*

.github/workflows/labeler.yml

@@ -0,0 +1,11 @@
+name: "Pull Request Labeler"
+on:
+- pull_request
+
+jobs:
+  triage:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/labeler@v2
+      with:
+        repo-token: "${{ secrets.GITHUB_TOKEN }}"