sdvxhook: remove pci override for gfx hooks and general cleanup

dist/sdvx5/sdvxhook.conf

@@ -4,6 +4,12 @@ gfx.framed=1
 # [bool (0/1)]: Run the game windowed
 gfx.windowed=0
 
+# [int]: Windowed width, -1 for default size
+gfx.window_width=-1
+
+# [int]: Windowed height, -1 for default size
+gfx.window_height=-1
+
 # [bool (0/1)]: Disable card reader emulation and enable usage of real card reader hardware on COM0 (for games supporting slotted readers)
 io.disable_card_reader_emulation=0
 
@@ -17,5 +23,5 @@ io.disable_poll_limiter=0
 cam.disable_emu=0
 
 # [str]: Override camera device ID detection (copy from device manager, do not escape)
-cam.device_id=
+cam.device_id1=