fix(tests): change patch order, optimise travis

.travis.yml

@@ -30,17 +30,16 @@ before_script:
   - cd ~/frappe-bench
   - bench get-app erpnext $TRAVIS_BUILD_DIR
   - bench use test_site
-  - bench reinstall --yes
-  - bench build
-  - bench scheduler disable
-  - sed -i 's/9000/9001/g' sites/common_site_config.json
-  - bench start &
-  - sleep 10
 
 jobs:
   include:
     - stage: test
       script:
+        - bench reinstall --yes
+        - bench scheduler disable
+        - sed -i 's/9000/9001/g' sites/common_site_config.json
+        - bench start &
+        - sleep 10
         - set -e
         - bench run-tests
       env: Server Side Test