Change sentence in Contributing

Changed wording.

Author: streichsbaer

README.md

@@ -82,7 +82,7 @@ Supported by: [GuardRails.io](https://github.com/apps/guardrails)
 
 # Contributing
 
-Found an awesome project, package, article, or another type of resources related to Java Security? Send a pull request!
+Found an awesome project, package, article, or another type of resources related to Java Security? Open a pull request!
 Just follow the [guidelines](/CONTRIBUTING.md). Thank you!
 
 ---
@@ -91,4 +91,4 @@ say _hi_ on [Twitter](https://twitter.com/s_streichsbier)
 
 ## License
 
-[![CC0](http://mirrors.creativecommons.org/presskit/buttons/88x31/svg/cc-zero.svg)](http://creativecommons.org/publicdomain/zero/1.0/)
+[![CC0](http://mirrors.creativecommons.org/presskit/buttons/88x31/svg/cc-zero.svg)](http://creativecommons.org/publicdomain/zero/1.0/)