Merge pull request #206 from SuperMap/dependabot/npm_and_yarn/image-size-0.9.1

Bump image-size from 0.8.3 to 0.9.1

Author: songyumeng

package.json

@@ -81,7 +81,7 @@
     "express": "^4.16.3",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "get-pixels": "^3.3.0",
-    "image-size": "^0.8.3",
+    "image-size": "^0.9.1",
     "istanbul": "^0.4.5",
     "jasmine-core": "^3.5.0",
     "jsdoc": "^3.6.3",