cmake: Automatically copy datatarget PDBs

Helps ensure DLLs associated with game capture, virtual camera, and
other such files have their PDBs copied alongside them in any Windows
build, and allows the ability to trace crashes that may occur from
within those files more easily.

cmake/Modules/ObsHelpers.cmake

@@ -562,6 +562,10 @@ function(install_obs_datatarget target datadest)
 				"$ENV{obsInstallerTempDir}/${OBS_DATA_DESTINATION}/${datadest}/$<TARGET_FILE_NAME:${target}>"
 			VERBATIM)
 	endif()
+
+	if(MSVC)
+		obs_debug_copy_helper(${target} "${OBS_OUTPUT_DIR}/$<CONFIGURATION>/data/${datadest}")
+	endif()
 endfunction()
 
 function(install_obs_plugin_with_data target datadir)