fix ignore typo

Author: coliff

CHANGELOG.md

@@ -10,7 +10,7 @@ Prior to v1.0.0-alpha.1, logs were generated by [`auto-changelog`](https://githu
 ## [v1.0.0-beta.1](https://github.com/netlify-labs/netlify-plugin-a11y/compare/v1.0.0-alpha.6...v1.0.0-beta.1)
 
 ### Added
-- New input: `ignoreGuidelines`. Used to indicate the accessibility standards or guidelines that the plugin should ignoore (#76; thank-you, @amykapernick)
+- New input: `ignoreGuidelines`. Used to indicate the accessibility standards or guidelines that the plugin should ignore (#76; thank-you, @amykapernick)
 
 ### Changed
 - **Breaking:** Now requires Node 16.0.0.