[DO NOT MERGE] Clear persist.graphics.egl property.

Bug: b/287909344
Test: verify property clear in reboot
Change-Id: I89383ee6c1631830e50efa429cf1a27ad9499580
diff --git a/services/gpuservice/GpuService.cpp b/services/gpuservice/GpuService.cpp
index 4a08c11..c25374f 100644
--- a/services/gpuservice/GpuService.cpp
+++ b/services/gpuservice/GpuService.cpp
@@ -67,6 +67,7 @@
     mGpuWorkAsyncInitThread = std::make_unique<std::thread>([this]() {
         mGpuWork->initialize();
     });
+    property_set("persist.graphics.egl", "");
 };
 
 GpuService::~GpuService() {