ci: update to macos-15 and macos-15-intel

macos-13 is deprecated

Author: ilyagr

.github/workflows/release.yml

@@ -23,10 +23,10 @@ jobs:
             os: ubuntu-22.04
             target: x86_64-unknown-linux-musl
           - build: macos-x86_64
-            os: macos-13
+            os: macos-15-intel
             target: x86_64-apple-darwin
           - build: macos-aarch64
-            os: macos-14
+            os: macos-15
             target: aarch64-apple-darwin
           - build: win-msvc
             os: windows-2022

.github/workflows/test.yml

@@ -20,8 +20,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # macos-13 is x86; macos-14 is ARM
-        os: [ubuntu-latest, macos-13, macos-14, windows-latest]
+        os: [ubuntu-latest, macos-15, macos-15-intel, windows-latest]
         cargo_flags: [""]
         include:
           - os: ubuntu-latest