Revert "sys_patch_helpers.py: Work around Read only error"

This reverts commit 92f85feda5.

CHANGELOG.md

@@ -45,8 +45,6 @@
     - Kernelspace: [RSRHelper.kext](https://github.com/khronokernel/RSRHelper) (cbe1be9)
 - Add APFS Trim Configuration
   - Settings -> Misc Settings -> APFS Trim
-- Work-around KDKs failing to install due to Read-only error
-  - `[errno 30] read-only file system: KernelDebugPkg.kit`
 - Increment Binaries:
   - OpenCorePkg 0.8.8 - release
   - PatcherSupportPkg 0.8.2 - release

resources/sys_patch/sys_patch_helpers.py

@@ -83,15 +83,8 @@ class sys_patch_helpers:
         print(f"- Installing downloaded KDK (this may take a while)")
         with tempfile.TemporaryDirectory() as mount_point:
             utilities.process_status(subprocess.run(["hdiutil", "attach", self.constants.kdk_download_path, "-mountpoint", mount_point, "-nobrowse"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
-            # Due to a permissions bug in macOS, sometimes the OS will fail on a Read-only file system error
-            # We don't actually need to write inside the KDK DMG, however macOS will do whatever it wants
-            # Thus move the KDK to another location, and run the installer from there
-            kdk_dst_path = Path(f"{self.constants.payload_path}/KernelDebugKit.pkg")
-            if kdk_dst_path.exists():
-                utilities.process_status(utilities.elevated(["rm", kdk_dst_path], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
-            utilities.process_status(subprocess.run(["cp", f"{mount_point}/KernelDebugKit.pkg", self.constants.payload_path], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
-            utilities.process_status(utilities.elevated(["installer", "-pkg", kdk_dst_path, "-target", "/"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
-            utilities.process_status(utilities.elevated(["rm", kdk_dst_path], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
+            # Install the KDK
+            utilities.process_status(utilities.elevated(["installer", "-pkg", f"{mount_point}/KernelDebugKit.pkg", "-target", "/"], stdout=subprocess.PIPE, stderr=subprocess.STDOUT))
             subprocess.run(["hdiutil", "detach", mount_point], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)  # Do not really care if this fails
         print("- Successfully installed KDK")