git-gui: Don't complain if no .git/remotes exist.

The user might be using the new style config syntax remote.name.url
rather than the older standalone remote file.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

git-gui

@@ -797,8 +797,11 @@ proc load_all_remotes {} {
 	set all_remotes [list]
 	set rm_dir [file join $gitdir remotes]
 	if {[file isdirectory $rm_dir]} {
-		set all_remotes [concat $all_remotes \
-			[glob -types f -tails -directory $rm_dir * *]]
+		set all_remotes [concat $all_remotes [glob \
+			-types f \
+			-tails \
+			-nocomplain \
+			-directory $rm_dir *]]
 	}
 
 	set fd_rc [open "| git repo-config --list" r]