Use macOS 15 intel runners (#533)

Co-authored-by: Chad Retz <[email protected]>

Author: Sushisource

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
           - os: ubuntu-arm
             runsOn: ubuntu-24.04-arm64-2-core
           - os: macos-intel
-            runsOn: macos-13
+            runsOn: macos-15-intel
           - os: macos-arm
             runsOn: macos-14
     runs-on: ${{ matrix.runsOn || matrix.os }}

.github/workflows/package.yml

@@ -36,7 +36,7 @@ jobs:
           - os: macos-intel
             out-file: libtemporal_sdk_core_c_bridge.dylib
             out-prefix: osx-x64
-            runsOn: macos-13
+            runsOn: macos-15-intel
           - os: macos-arm
             out-file: libtemporal_sdk_core_c_bridge.dylib
             out-prefix: osx-arm64