Add /phpunit.xml.dist to .gitattributes export-ignore

Author: picodexter

.gitattributes

@@ -1,6 +1,7 @@
-/Tests          export-ignore
-/.coveralls.yml export-ignore
-/.gitattributes export-ignore
-/.gitignore     export-ignore
-/.php_cs.dist   export-ignore
-/.travis.yml    export-ignore
+/Tests            export-ignore
+/.coveralls.yml   export-ignore
+/.gitattributes   export-ignore
+/.gitignore       export-ignore
+/.php_cs.dist     export-ignore
+/.travis.yml      export-ignore
+/phpunit.xml.dist export-ignore

CHANGELOG.md

@@ -19,6 +19,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ### Removed
 
 *   Removed PHP CS Fixer dist config file from git exports
+*   Removed PHPUnit dist config file from git exports
 
 ### Fixed