Update all of jest to version 26.6.3

Author: depfu[bot]

package.json

@@ -38,12 +38,12 @@
     "@babel/core": "^7.12.3",
     "@babel/node": "^7.0.0",
     "@babel/preset-env": "^7.0.0",
-    "babel-jest": "^26.5.2",
+    "babel-jest": "^26.6.3",
     "clean-css": "^4.1.9",
     "eslint": "^7.12.1",
     "eslint-config-prettier": "^6.15.0",
     "eslint-plugin-prettier": "^3.1.4",
-    "jest": "^26.5.2",
+    "jest": "^26.6.3",
     "prettier": "^2.1.2",
     "rimraf": "^3.0.0"
   },