remove trailing whitespace

appl/rcp/rcp.1

@@ -17,7 +17,7 @@
 .Ar file... directory
 .Sh DESCRIPTION
 .Nm rcp
-copies files between machines. Each file argument is either a remote file name of the form 
+copies files between machines. Each file argument is either a remote file name of the form
 .Dq rname@rhost:path
 or a local file (containing no colon or with a slash before the first
 colon).
@@ -25,11 +25,11 @@ colon).
 Supported options:
 .Bl -tag -width Ds
 .It Xo
-.Fl 4 , 
-.Fl 5 , 
-.Fl K , 
-.Fl F , 
-.Fl x , 
+.Fl 4 ,
+.Fl 5 ,
+.Fl K ,
+.Fl F ,
+.Fl x ,
 .Fl z
 .Xc
 These options are passed on to
@@ -37,7 +37,7 @@ These options are passed on to
 .It Fl P Ar port
 This will pass the option
 .Fl p Ar port
-to 
+to
 .Xr rsh 1 .
 .It Fl p
 Preserve file permissions.
@@ -58,7 +58,7 @@ connection".
 .\".Sh SEE ALSO
 .\".Sh STANDARDS
 .Sh HISTORY
-The 
+The
 .Nm rcp
 utility first appeared in 4.2BSD. This version is derived from
 4.3BSD-Reno.