github workflows: start colossus after dev init to await delay in startup

.github/workflows/run-network-tests.yml

@@ -205,10 +205,11 @@ jobs:
         run: |
           docker-compose up -d ipfs
           docker-compose up -d joystream-node
+      - name: Configure and start development storage node
+        run: |
+          DEBUG=* yarn storage-cli dev-init
           docker-compose up -d colossus
-      - name: Add development storage node and initialize content directory
-        run: DEBUG=* yarn storage-cli dev-init
-      - name: Try uploading
+      - name: Test uploading
         run: |
           WAIT_TIME=90
           export DEBUG=joystream:*