Update hubot-kredits

Fixes a GitHub integration bug

package-lock.json

@@ -1578,9 +1578,9 @@
       }
     },
     "hubot-kredits": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/hubot-kredits/-/hubot-kredits-3.1.0.tgz",
-      "integrity": "sha512-uOMX8jeacuC9ad25FpljBMxTvoVvvZeInRGOjm9OrqlI21W/7Mjc8/hU4YD93ty+zkLl0CsZcDncrfmoWRcaQw==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/hubot-kredits/-/hubot-kredits-3.1.1.tgz",
+      "integrity": "sha512-QGUbdwIvpko7WuCHMlsYoE2VqwblbXQUEzeov9QDBO7t7MD7A02izUFMz0TrRr7WdY/lwB9c0i7bYzWEFEHkgg==",
       "requires": {
         "eth-provider": "^0.2.2",
         "ethers": "^4.0.27",