chore(deps): update babel monorepo

Author: renovate-bot

package.json

@@ -37,13 +37,13 @@
     "postbump": "yarn build:packages"
   },
   "devDependencies": {
-    "@babel/core": "7.9.6",
-    "@babel/plugin-proposal-class-properties": "7.8.3",
-    "@babel/plugin-proposal-object-rest-spread": "7.9.6",
-    "@babel/plugin-transform-runtime": "7.9.6",
-    "@babel/preset-env": "7.9.6",
-    "@babel/preset-react": "7.9.4",
-    "@babel/preset-typescript": "7.9.0",
+    "@babel/core": "7.12.3",
+    "@babel/plugin-proposal-class-properties": "7.12.1",
+    "@babel/plugin-proposal-object-rest-spread": "7.12.1",
+    "@babel/plugin-transform-runtime": "7.12.1",
+    "@babel/preset-env": "7.12.1",
+    "@babel/preset-react": "7.12.1",
+    "@babel/preset-typescript": "7.12.1",
     "@pika/pack": "0.5.0",
     "@pika/plugin-build-node": "0.9.2",
     "@pika/plugin-build-types": "0.9.2",