feat: add tools to build

.drone.yml

@@ -29,6 +29,8 @@ steps:
     volumes:
       - name: build
         path: /build
+      - name: tools
+        path: /tools
   - name: copy
     pull: always
     image: docker.nyyu.dev/lineage/android:latest
@@ -63,6 +65,9 @@ volumes:
   - name: build
     host:
       path: /media/fast/lineage/lineage-20.0
+  - name: tools
+    host:
+      path: /media/fast/lineage/tools
 
 image_pull_secrets:
   - dockerconfig