Update support table now that ubuntu-latest is ubuntu-24.04

Author: Fryguy

README.md

@@ -83,7 +83,7 @@ The action works on these [GitHub-hosted runners](https://docs.github.com/en/act
 
 | OS      | Supported        |
 | ------- | ---------------- |
-| Ubuntu  | `ubuntu-24.04`, `ubuntu-22.04` (`ubuntu-latest`), `ubuntu-20.04` |
+| Ubuntu  | `ubuntu-24.04` (`ubuntu-latest`), `ubuntu-22.04`, `ubuntu-20.04` |
 | macOS   | `macos-15`, `macos-14` (`macos-latest`), `macos-13` |
 | Windows | `windows-2022` (`windows-latest`), `windows-2019` |