release-78.1rc
ICU-23054 Bump the github-actions group with 3 updates
ICU-23054 Bump the github-actions group across 1 directory with 5 updates
ICU-23054 Use Clang 21 rather than 19 as our most modern Clang in CI
ICU-23056 Add JDK 25 to the test matrix
ICU-23056 Disable the maven download progress logging
ICU-22920 Bump the github-actions group across 1 directory with 2 updates