chore: Replace copyright placeholder with actual project name in REUSE.toml.

Author: ricogu

REUSE.toml

@@ -7,5 +7,5 @@ SPDX-PackageComment = "The code in this project may include calls to APIs (\"API
 [[annotations]]
 path = ".github/actions/core"
 precedence = "aggregate"
-SPDX-FileCopyrightText = "<2025 SAP SE or an SAP affiliate company and <YOUR-PROJECT-NAME> contributors"
+SPDX-FileCopyrightText = "<2025 SAP SE or an SAP affiliate company and pull-request-semver-bumper contributors"
 SPDX-License-Identifier = "Apache-2.0"