chore(deps): update dependency macos to v15

Author: renovate[bot]

.github/workflows/analysis-coverage.yml

@@ -22,7 +22,7 @@ on:
 
 jobs:
   analysis:
-    runs-on: macos-13
+    runs-on: macos-15
     name: Analysis
 
     steps:
@@ -133,7 +133,7 @@ jobs:
           verbose: true
 
   coverage-macos:
-    runs-on: macos-13
+    runs-on: macos-15
     name: Coverage(macOS-13) • 🐍3.10
     env:
       TEST_DECODE_THREADS: 0    # This test fails on GitHub on macOS. We have such enabled test on Cirrus.
@@ -172,7 +172,7 @@ jobs:
           verbose: true
 
   coverage-macos-arm:
-    runs-on: macos-14
+    runs-on: macos-15
     name: Coverage(macOS-14) • 🐍3.11
 
     steps:
@@ -372,7 +372,7 @@ jobs:
         run: sudo -H PH_LIGHT_ACTION=1 EXP_PH_LIBHEIF_VERSION="" python3 -m pytest
 
   coverage-import-error:
-    runs-on: macos-13
+    runs-on: macos-15
     name: Coverage(ImportError)
 
     steps:

.github/workflows/test-src-build-macos.yml

@@ -28,7 +28,7 @@ concurrency:
 jobs:
   full_macos_13:
     name: macOS:13-x86_64
-    runs-on: macos-13
+    runs-on: macos-15
     env:
       TEST_DECODE_THREADS: 0    # This test fails on GitHub on macOS. We have such enabled test on Cirrus.
       PH_FULL_ACTION: 1
@@ -54,7 +54,7 @@ jobs:
 
   full_macos_14:
     name: macOS:14-Arm
-    runs-on: macos-14
+    runs-on: macos-15
     env:
       PH_FULL_ACTION: 1
       EXP_PH_LIBHEIF_VERSION: ""
@@ -82,7 +82,7 @@ jobs:
 
   lite_macos_13:
     name: macOS:13-x86_64(Pi-Heif)
-    runs-on: macos-13
+    runs-on: macos-15
     env:
       TEST_DECODE_THREADS: 0
       PH_LIGHT_ACTION: 1
@@ -113,7 +113,7 @@ jobs:
 
   lite_macos_14:
     name: macOS:14-Arm(Pi-Heif)
-    runs-on: macos-14
+    runs-on: macos-15
     env:
       PH_LIGHT_ACTION: 1
       EXP_PH_LIBHEIF_VERSION: ""

.github/workflows/test-wheels-pi_heif.yml

@@ -142,7 +142,7 @@ jobs:
 
   macos-wheels:
     name: macOS • 13 • ${{ matrix.python-version }}
-    runs-on: macos-13
+    runs-on: macos-15
     strategy:
       fail-fast: false
       matrix:
@@ -207,7 +207,7 @@ jobs:
 
   macos-projects-together:
     name: macOS • Together • ${{ matrix.python-version }}
-    runs-on: macos-13
+    runs-on: macos-15
     strategy:
       matrix:
         python-version: ["pypy-3.10", "3.10"]

.github/workflows/test-wheels.yml

@@ -143,7 +143,7 @@ jobs:
 
   macos-wheels:
     name: macOS • 13 • ${{ matrix.python-version }}
-    runs-on: macos-13
+    runs-on: macos-15
     strategy:
       matrix:
         python-version: ["pypy-3.10", "pypy-3.11", "3.9", "3.10", "3.11", "3.12", "3.13"]

.github/workflows/wheels-pi_heif.yml

@@ -13,7 +13,7 @@ on:
 jobs:
   wheels_macos_arm:
     name: macosx • aarch64
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5
@@ -118,7 +118,7 @@ jobs:
 
   wheels_macos:
     name: macosx • x86_64
-    runs-on: macos-13
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5
@@ -249,7 +249,7 @@ jobs:
 
   sdist:
     name: Source distribution
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/wheels-pillow_heif.yml

@@ -12,7 +12,7 @@ on:
 jobs:
   wheels_macos_arm:
     name: macosx • aarch64
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5
@@ -109,7 +109,7 @@ jobs:
 
   wheels_macos:
     name: macosx • x86_64
-    runs-on: macos-13
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5
@@ -240,7 +240,7 @@ jobs:
 
   sdist:
     name: Source distribution
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v5