Update .github/workflows/browsertesting-issue-body.md

Co-authored-by: Copilot <[email protected]>

Author: DeagleGross

.github/workflows/browsertesting-issue-body.md

@@ -21,4 +21,4 @@ Please, open the PR against `main` branch and include changes to the files liste
 
 Also:
 - mention @dotnet/aspnet-build in the opened Pull Request - this will be a responsible engineer for changes validation.
-- add the `build-ops`label to the opened Pull Request
+- add the `build-ops` label to the opened Pull Request