Update README.md fixed typo; shortened sentence

Author: cottage14

README.md

@@ -6,9 +6,9 @@ This repository hosts GitHub Actions developed by the ASF community and approved
   - In the subdirectory, add all the required files for your proposed GHA. Make sure to add a README file that says what the Action does, and any particular configurations or considerations a user would find helpful.
   - Create a pull request to merge the branch you created into the trunk of the repository.
 
-Infra will review each proposeed Action for usefulness to the community and and estimate of difficulty of maintenance. Infra may raise questions in pull request comments.
+Infra will review each proposeed Action for usefulness to the community and an estimate of difficulty of maintenance. Infra may raise questions in pull request comments.
 
-Once everything seems in order, Infra will approve the pull request and add the new Action to the list of available Actions here, and on the Infra website.
+Once everything seems in order, Infra will approve the pull request and add the new Action to the list of available Actions.
 
 ### GH Actions available