vga(8): follow formatting conventions
 [rsc] --rw-rw-r-- M 136171 glenda sys 3856 Mar  6 11:02 sys/man/8/vga
	/n/sourcesdump/2006/0306/plan9/sys/man/8/vga:25,31 - 
	/n/sourcesdump/2006/0307/plan9/sys/man/8/vga:25,31
	  ]
	  ]
	  .SH DESCRIPTION
	- .B Aux/vga
	+ .I Vga
	  configures a VGA controller for various display sizes and depths.
	  Using the monitor type specified in
	  .B /env/monitor
	/n/sourcesdump/2006/0306/plan9/sys/man/8/vga:36,42 - 
	/n/sourcesdump/2006/0307/plan9/sys/man/8/vga:36,42
	  given as argument
	  (default
	  .BR 640x480x1 ), 
	- .B aux/vga
	+ .I vga
	  uses the database of known VGA controllers and monitors in
	  .B /lib/vgadb
	  (see