docs: Auto-update documentation resources

Author: rsenden

README.md

@@ -21,6 +21,7 @@ This Fortify SSC parser plugin allows for importing scan results from [Local PHP
 
 <!-- START-INCLUDE:repo-resources.md -->
 
+* **Usage**: [USAGE.md](USAGE.md)
 * **Releases**: https://github.com/fortify/fortify-ssc-parser-php-security-checker/releases
  * _Development releases may be unstable or non-functional. The `*-thirdparty.zip` file is for informational purposes only and does not need to be downloaded._
 * **Sample input files**: [sampleData](sampleData)