LibGPU: Don't dlopen using absolute path

Author: https://github.com/ccapitalK
Commit: 154cb4e368
Pull-request: https://github.com/SerenityOS/serenity/pull/13556
Reviewed-by: https://github.com/kleinesfilmroellchen ✅

Userland/Libraries/LibGPU/Driver.cpp

@@ -20,7 +20,7 @@ namespace GPU {
 static HashMap<String, String> const s_driver_path_map
 {
 #if defined(__serenity__)
-    { "softgpu", "/usr/lib/libsoftgpu.so" },
+    { "softgpu", "libsoftgpu.so" },
 #elif defined(__APPLE__)
     { "softgpu", "./liblagom-softgpu.dylib" },
 #else