use correct mac os x string

Author: rickeylev

tests/integration/local_toolchains/MODULE.bazel

@@ -41,12 +41,12 @@ pbs_archive(
     name = "pbs_runtime",
     sha256 = {
         "linux": "0a01bad99fd4a165a11335c29eb43015dfdb8bd5ba8e305538ebb54f3bf3146d",
-        "mac osx": "4fb42ffc8aad2a42ca7646715b8926bc6b2e0d31f13d2fec25943dc236a6fd60",
+        "mac os x": "4fb42ffc8aad2a42ca7646715b8926bc6b2e0d31f13d2fec25943dc236a6fd60",
         "windows": "005cb2abf4cfa4aaa48fb10ce4e33fe4335ea4d1f55202dbe4e20c852e45e0f9",
     },
     urls = {
         "linux": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-unknown-linux-gnu-install_only.tar.gz",
-        "mac osx": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-apple-darwin-install_only.tar.gz",
+        "mac os x": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-apple-darwin-install_only.tar.gz",
         "windows server 2022": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-pc-windows-msvc-install_only.tar.gz",
     },
 )

tests/integration/local_toolchains/WORKSPACE

@@ -27,12 +27,12 @@ pbs_archive(
     name = "pbs_runtime",
     sha256 = {
         "linux": "0a01bad99fd4a165a11335c29eb43015dfdb8bd5ba8e305538ebb54f3bf3146d",
-        "mac osx": "4fb42ffc8aad2a42ca7646715b8926bc6b2e0d31f13d2fec25943dc236a6fd60",
+        "mac os x": "4fb42ffc8aad2a42ca7646715b8926bc6b2e0d31f13d2fec25943dc236a6fd60",
         "windows": "005cb2abf4cfa4aaa48fb10ce4e33fe4335ea4d1f55202dbe4e20c852e45e0f9",
     },
     urls = {
         "linux": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-unknown-linux-gnu-install_only.tar.gz",
-        "mac osx": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-apple-darwin-install_only.tar.gz",
+        "mac os x": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-apple-darwin-install_only.tar.gz",
         "windows server 2022": "https://github.com/astral-sh/python-build-standalone/releases/download/20250918/cpython-3.13.7+20250918-x86_64-pc-windows-msvc-install_only.tar.gz",
     },
 )