Remove email requirement from CoC

This local CoC doc points to the official ASF CoC
web page, so it does not itself include any points
of contact.

Author: BigBlueHat

repolinter.json

@@ -26,18 +26,6 @@
           "files": [".gitlab-ci.yml", ".travis.yml", "appveyor.yml", ".appveyor.yml", "circle.yml", ".circleci/config.yml", "Jenkinsfile", ".drone.yml"]
         }
       ],
-      "code-of-conduct-file-contains-email:file-contents": [
-        "error",
-        {
-          "files": [
-            "CODEOFCONDUCT*", "CODE-OF-CONDUCT*", "CODE_OF_CONDUCT*",
-            ".github/CODEOFCONDUCT*", ".github/CODE-OF-CONDUCT*", ".github/CODE_OF_CONDUCT*"
-          ],
-          "content": ".+@.+\\..+",
-          "flags": "i",
-          "human-readable-content": "email address"
-        }
-      ],
       "source-license-headers-exist:file-starts-with": ["warning", {"files": ["**/*.js", "**/*.html", "!node_modules/**"], "lineCount": 5, "patterns": ["Licensed to the Apache Software Foundation"], "flags": "i"}],
       "github-issue-template-exists:file-existence": ["info", {"files": ["ISSUE_TEMPLATE*", ".github/ISSUE_TEMPLATE*"]}],
       "github-pull-request-template-exists:file-existence": ["info", {"files": ["PULL_REQUEST_TEMPLATE*", ".github/PULL_REQUEST_TEMPLATE*"]}]