Update config files to use plain JS instead of JSON (#149)

Bump eslint-plugin-github from 5.1.4 to 5.1.5 (#140)

Bumps [eslint-plugin-github](https://github.com/github/eslint-plugin-github) from 5.1.4 to 5.1.5.
- [Release notes](https://github.com/github/eslint-plugin-github/releases)
- [Commits](github/eslint-plugin-github@v5.1.4...v5.1.5)

---
updated-dependencies:
- dependency-name: eslint-plugin-github
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Replace deprecated -header rules with original -heading rules (#110)

Ensure no-default-alt-text tests against Screencast (#105)

Ensure no-default-alt-text tests against Screencast (#105)

Update no-empty-alt-text to check for no alt (#88)

* Update no-empty-alt-text to check for no alt

* clean

* Update no-empty-alt-text.js

* Update no-empty-alt-text.js

Update no-empty-alt-text to check for no alt (#88)

* Update no-empty-alt-text to check for no alt

* clean

* Update no-empty-alt-text.js

* Update no-empty-alt-text.js

Introduce a `no-empty-alt-text` rule (#85)

* Make sure that HTML that is inlined is supported

* Add detail

* Update the helpers to support multiple errors in one line

* add test support

* Add test cases

* Update configg

* Update export

* Add new rule

* add test cases and update docs

* Update test matchers

* Update src/rules/no-empty-string-alt.js

Co-authored-by: Ian Sanders <iansan5653@github.com>

* Update src/rules/no-empty-string-alt.js

Co-authored-by: Ian Sanders <iansan5653@github.com>

* Revert "Update src/rules/no-empty-string-alt.js"

This reverts commit 5b17abf.

Reverting because we are using this index.

* Fix Regex syntax

* Remove markdown syntax support

* Update doc to remove markdown syntax

* Add test case for multiple images in one line

Related:#85 (comment)

* Rename rule to no-empty-alt-text

* Add missing bracket

* Update README with the rule

* Update docs/rules/GH003-no-empty-alt-text.md

Co-authored-by: Ian Sanders <iansan5653@github.com>

* Update src/rules/no-empty-alt-text.js

Co-authored-by: Ian Sanders <iansan5653@github.com>

---------

Co-authored-by: Ian Sanders <iansan5653@github.com>

Fix typo in `heading-increment` rule name (#42)

* Fix typo in `heading-increment` rule name

* Also fix in test

Improve the no-default-alt-text rule (#40)

* Improve the no-default-alt-text rule

* Fix lint errors

* Update node version for tests

* Change example comment to JSDoc

* Format