ci: migrate macos-13 to macos-15-intel runner

.github/workflows/amd64_cmake_glop_cpp.yml

@@ -52,7 +52,7 @@ jobs:
           },
           {
             platform: amd64,
-            runner: "macos-13", # last macos intel based runner
+            runner: "macos-15-intel",
             generator: "Xcode",
             config: Release,
             build_target: ALL_BUILD,

.github/workflows/amd64_macos_bazel.yml

@@ -30,7 +30,7 @@ jobs:
       fail-fast: false
     env:
       cache-name: ${{github.job}}-${{matrix.python.version}}
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
     steps:
       - uses: actions/checkout@v5
       - name: Set Java to OpenJDK 17 (Temurin)

.github/workflows/amd64_macos_cmake_cpp.yml

@@ -28,7 +28,7 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•C++
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
     env:
       deps_src_key: amd64_macos_cpp_deps_src
       deps_build_key: amd64_macos_cpp_deps_build_${{matrix.cmake.name}}

.github/workflows/amd64_macos_cmake_dotnet.yml

@@ -28,7 +28,7 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•.Net
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
     env:
       deps_src_key: amd64_macos_dotnet_deps_src
       deps_build_key: amd64_macos_dotnet_deps_build_${{matrix.cmake.name}}

.github/workflows/amd64_macos_cmake_java.yml

@@ -28,7 +28,7 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•Java
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
     env:
       deps_src_key: amd64_macos_java_deps_src
       deps_build_key: amd64_macos_java_deps_build_${{matrix.cmake.name}}

.github/workflows/amd64_macos_cmake_python.yml

@@ -35,7 +35,7 @@ jobs:
         ]
       fail-fast: false
     name: amd64•MacOS•CMake(${{matrix.cmake.name}})•Python-${{matrix.python.version}}
-    runs-on: macos-13 # last macos intel based runner
+    runs-on: macos-15-intel
     env:
       deps_src_key: amd64_macos_python_deps_src
       deps_build_key: amd64_macos_python_deps_build_${{matrix.cmake.name}}