Add SVGO back to dependencies

Author: visualfanatic

package.json

@@ -17,7 +17,8 @@
   "main": "index.js",
   "dependencies": {
     "loader-utils": "^2.0.0",
-    "semver": "^7.3.2"
+    "semver": "^7.3.2",
+    "svgo": "^1.3.2"
   },
   "peerDependencies": {
     "vue": "^2.5.0 || ^3.0.0-0"