Update readme.

Author: tomaz-s1

README.md

@@ -202,13 +202,17 @@ content or metadata has been updated).
 
 Helm Chart repository is available at https://scalyr.github.io/helm-scalyr/.
 
-## License
+## Copyright, License, and Contributor Agreement
 
 Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except
 in compliance with the License. You may obtain a copy of the License in the LICENSE file, or at:
 
 http://www.apache.org/licenses/LICENSE-2.0
 
+By contributing you agree that these contributions are your own (or approved by your employer)
+and you grant a full, complete, irrevocable copyright license to all users and developers of the
+project, present and future, pursuant to the license of the project.
+
 ## Thank You
 
 The chart has been originally developed by [Dennis Ploeger](https://github.com/dploeger) from

README.md.gotmpl

@@ -129,15 +129,18 @@ content or metadata has been updated).
 
 Helm Chart repository is available at https://scalyr.github.io/helm-scalyr/.
 
-## License
+## Copyright, License, and Contributor Agreement
 
 Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except
 in compliance with the License. You may obtain a copy of the License in the LICENSE file, or at:
 
 http://www.apache.org/licenses/LICENSE-2.0
 
-## Thank You
+By contributing you agree that these contributions are your own (or approved by your employer)
+and you grant a full, complete, irrevocable copyright license to all users and developers of the
+project, present and future, pursuant to the license of the project.
 
+## Thank You
 
 The chart has been originally developed by [Dennis Ploeger](https://github.com/dploeger) from
 [dodevops](https://github.com/dodevops). They have agreed to transfer the ownership to Scalyr so we