chore: Update README to reflect SA1633 severity change and license update to Apache 2.0

Author: snovak7

README.md

@@ -199,7 +199,7 @@ The NuGet package includes the following default rules and severity levels:
 | SA1627   | error    | ❌        |
 | SA1628   | error    | ❌        |
 | SA1629   | error    | ❌        |
-| SA1633   | error    | ❌        |
+| SA1633   | none     | ⛔        |
 | SA1634   | error    | ❌        |
 | SA1635   | error    | ❌        |
 | SA1636   | error    | ❌        |
@@ -238,5 +238,4 @@ To contribute code, fork the repository and submit a pull request.
 Please ensure that your code follows the project's coding standards and is thoroughly tested.
 
 ## License
-This package is released under the MIT License. See the LICENSE.txt file for details.
-
+Licensed under Apache License 2.0. See the LICENSE file for the complete license text.