GHA/macos: update comment with new Xcode default for macos-13 [ci skip]

diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index dcb7f3ea61ad9578c75c0ff9eda42c220e735303..75af2fba59c9adde67dac6f887f026588bfe7abd 100644 (file)
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -428,7 +428,7 @@ jobs:
         compiler: [gcc-12, gcc-13, gcc-14, llvm@15, llvm@18, clang]
         # Xcode support matrix as of 2024-07, with default macOS SDK versions and OS names, years:
         # * = default Xcode on the runner.
-        # macos-13: 14.1, 14.2, 14.3.1,*15.0.1, 15.1, 15.2
+        # macos-13: 14.1, 14.2, 14.3.1, 15.0.1, 15.1,*15.2
         # macos-14:                     15.0.1, 15.1, 15.2, 15.3,*15.4
         # macos-15:                                                    *16.0, 16.1
         # macOSSDK: 13.0, 13.1, 13.3,   14.0,   14.2, 14.2, 14.4, 14.5, 15.0, 15.1