ci: Added masestro labeler (#299)

Author: Josephasafg

.github/labeler.yml

@@ -32,3 +32,9 @@ vertex:
   - changed-files:
       - any-glob-to-any-file:
           - ai21/clients/vertex/*
+
+maestro:
+  - changed-files:
+      - any-glob-to-any-file:
+          - ai21/clients/studio/resources/maestro/*
+          - ai21/models/maestro/*

.github/workflows/labeler.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Labeler
         uses: actions/labeler@v5