Docs: various minor markdown tweaks

* Update email address for CoC violations.
* No bare URLs.
* Always declare language for code blocks.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -26,7 +26,7 @@ The issue happens when running this command:
 ```
 
 ... with this configuration:
-```
+```xml
 ```
 
 
@@ -52,4 +52,5 @@ Please include as many details as relevant about the environment you experienced
 
 
 ## Tested Against `develop` branch?
+
 - [ ] I have verified the issue still exists in the `develop` branch of this package.

CODE_OF_CONDUCT.md

@@ -55,7 +55,7 @@ further defined and clarified by project maintainers.
 ## Enforcement
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
-reported by contacting the project team at info@phpcodesniffer.info. All
+reported by contacting the project team at <info@phpcodesniffer.com>. All
 complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an incident.
@@ -68,9 +68,9 @@ members of the project's leadership.
 ## Attribution
 
 This Code of Conduct is adapted from the [Contributor Covenant][homepage], version 1.4,
-available at https://www.contributor-covenant.org/version/1/4/code-of-conduct.html
+available at <https://www.contributor-covenant.org/version/1/4/code-of-conduct/>
 
 [homepage]: https://www.contributor-covenant.org
 
 For answers to common questions about this code of conduct, see
-https://www.contributor-covenant.org/faq
+<https://www.contributor-covenant.org/faq/>

README.md

@@ -1,2 +1,3 @@
-# .github
+# PHPCSStandards Community Health
+
 Default community health files for all repositories in this organisation.