fix version

packages/slackbot-proxy/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@growi/slackbot-proxy",
-  "version": "1.0.0-RC",
+  "version": "1.0.1-RC",
   "license": "MIT",
   "scripts": {
     "build": "yarn tsc && tsc-alias -p tsconfig.build.json",