Revert "build: disable Vulkan support by default (#17788)" (#17986)

This reverts commit 82f91b7efa663225ad74968b5dfa97df091d80c4.

build/args/all.gn

@@ -10,7 +10,6 @@ v8_typed_array_max_size_in_heap = 0
 v8_embedder_string = "-electron.0"
 
 enable_cdm_host_verification = false
-enable_vulkan = false
 proprietary_codecs = true
 ffmpeg_branding = "Chrome"