fix(package): update imagemin-svgo to version 7.0.0

Author: greenkeeper[bot]

package.json

@@ -37,7 +37,7 @@
     "imagemin-mozjpeg": "^7.0.0",
     "imagemin-optipng": "^5.2.1",
     "imagemin-pngquant": "^5.0.0",
-    "imagemin-svgo": "^6.0.0",
+    "imagemin-svgo": "^7.0.0",
     "minimatch": "^3.0.3",
     "uglify-es": "^3.0.26"
   },