Fix drone file

.drone.yml

@@ -29,8 +29,8 @@ steps:
       cp -r /var/. /cache_stage/var/
     fi
   - |
-    if ! [ "$(ls -A /usr_stage/usr)" ]; then
-      cp -r /usr/. /usr_stage/usr/
+    if ! [ "$(ls -A /cache_stage/usr)" ]; then
+      cp -r /usr/. /cache_stage/usr/
     fi
   volumes:
   - name: etc_electron-ozone
@@ -147,8 +147,8 @@ steps:
       cp -r /var/. /cache_stage/var/
     fi
   - |
-    if ! [ "$(ls -A /usr_stage/usr)" ]; then
-      cp -r /usr/. /usr_stage/usr/
+    if ! [ "$(ls -A /cache_stage/usr)" ]; then
+      cp -r /usr/. /cache_stage/usr/
     fi
   volumes:
   - name: etc_discord_arch_electron
@@ -270,6 +270,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: fa8c819a984d73e7a3956dec51566aa26b0fae4c67c24f4d0cdbd048f477d8fa
+hmac: 720f1a9636388188fae98490e8ea9927c5afee40a0bf24ccf6133ecea7930e9b
 
 ...