Replace all occurrences of 's1-prod-macos-13-5-arm64' with 's1-macos-15-arm64-8'

Author: service-bot-app[bot]

.semaphore/semaphore.yml

@@ -65,7 +65,7 @@ blocks:
     task:
       agent:
         machine:
-          type: s1-prod-macos-13-5-arm64
+          type: s1-macos-15-arm64-8
       env_vars:
         - name: OS_NAME
           value: osx
@@ -87,7 +87,7 @@ blocks:
     task:
       agent:
         machine:
-          type: s1-prod-macos-13-5-arm64
+          type: s1-macos-15-arm64-8
       env_vars:
         - name: OS_NAME
           value: osx
@@ -261,7 +261,7 @@ blocks:
     task:
       agent:
         machine:
-          type: s1-prod-macos-13-5-arm64
+          type: s1-macos-15-arm64-8
       env_vars:
         - name: OS_NAME
           value: osx