Update WebKit (#26549)

### What does this PR do?

Includes
9a2cc42ae1

Fixes #https://github.com/oven-sh/bun/issues/26525

### How did you verify your code works?

CI

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Jarred Sumner <jarred@jarredsumner.com>

cmake/tools/SetupMacSDK.cmake

@@ -31,13 +31,6 @@ execute_process(
   ERROR_QUIET
 )
 
-if(MACOS_VERSION VERSION_LESS ${CMAKE_OSX_DEPLOYMENT_TARGET})
-  message(FATAL_ERROR "Your computer is running macOS ${MACOS_VERSION}, which is older than the target macOS SDK ${CMAKE_OSX_DEPLOYMENT_TARGET}. To fix this, either:\n"
-    " - Upgrade your computer to macOS ${CMAKE_OSX_DEPLOYMENT_TARGET} or newer\n"
-    " - Download a newer version of the macOS SDK from Apple: https://developer.apple.com/download/all/?q=xcode\n"
-    " - Set -DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOS_VERSION}\n")
-endif()
-
 execute_process(
   COMMAND xcrun --sdk macosx --show-sdk-path
   OUTPUT_VARIABLE DEFAULT_CMAKE_OSX_SYSROOT

cmake/tools/SetupWebKit.cmake

@@ -2,7 +2,7 @@ option(WEBKIT_VERSION "The version of WebKit to use")
 option(WEBKIT_LOCAL "If a local version of WebKit should be used instead of downloading")
 
 if(NOT WEBKIT_VERSION)
-  set(WEBKIT_VERSION cc5e0bddf7eae1d820cf673158845fe9bd83c094)
+  set(WEBKIT_VERSION 9a2cc42ae1bf693a0fd0ceb9b1d7d965d9cfd3ea)
 endif()
 
 # Use preview build URL for Windows ARM64 until the fix is merged to main