Update .travis.yml

.travis.yml

@@ -24,9 +24,7 @@ script:
       xcodebuild clean test -workspace Kingfisher.xcworkspace -scheme Kingfisher-tvOS -destination "platform=tvOS Simulator,name=Apple TV 1080p" -enableCodeCoverage YES | xcpretty
     fi
 after_success:
-- |
-    if [ "$TEST_TYPE" = iOS ] || [ "$TEST_TYPE" = macOS ] || [ "$TEST_TYPE" = tvOS ]; then
-      bash <(curl -s https://codecov.io/bash)
-    fi
-    sleep 10
-    
+    - sleep 5
+    - if [ "$TEST_TYPE" = iOS ] || [ "$TEST_TYPE" = macOS ] || [ "$TEST_TYPE" = tvOS ]; then
+        bash <(curl -s https://codecov.io/bash)
+      fi