actions: Add "Documentation" label category to actions/labeler

.github/labeler.yml

@@ -35,3 +35,8 @@
 - all:
   - changed-files:
     - any-glob-to-any-file: ['patch/*']
+
+# Add 'Documentation' label to any change to .md files within the entire repository 
+"Documentation":
+- changed-files:
+  - any-glob-to-any-file: '**/*.md'

.github/labels.yml

@@ -58,6 +58,9 @@
 - name: "Patches"
   color: "bfd4f2"
   description: "Patches related to kernel, U-Boot, ..."
+- name: "Documentation"
+  color: "bfd4f2"
+  description: "Documentation changes or additions"
 - name: "Work in progress"
   color: "29E414"
   description: "Unfinished / work in progress"