Build FujiNet-PC for macos 15 arm64

Author: mozzwald

.github/workflows/build-fujinet-pc.yml

@@ -51,9 +51,9 @@ jobs:
             target: macos-15-intel
             runner: macos-15-intel
             default-shell: bash
-          - name: macOS 14
-            target: macos-14
-            runner: macos-14
+          - name: macOS 15
+            target: macos-15-arm64
+            runner: macos-15
             default-shell: bash
           - name: Windows
             target: windows-x64