git-gui: Make input boxes in init/clone/open dialogs consistent

Before, the input boxes would not be sunken and would have larger border,
which is inconsistent with the rest of the inputboxes for repository
locations in the git-gui UI.
Signed-off-by: NPetr Baudis <petr.baudis@novartis.com>
Signed-off-by: NShawn O. Pearce <spearce@spearce.org>

lib/choose_repository.tcl

@@ -381,7 +381,8 @@ method _do_new {} {
 	label $w_body.where.l -text [mc "Directory:"]
 	entry $w_body.where.t \
 		-textvariable @local_path \
-		-font font_diff \
+		-borderwidth 1 \
+		-relief sunken \
 		-width 50
 	button $w_body.where.b \
 		-text [mc "Browse"] \
@@ -466,7 +467,8 @@ method _do_clone {} {
 	label $args.origin_l -text [mc "Source Location:"]
 	entry $args.origin_t \
 		-textvariable @origin_url \
-		-font font_diff \
+		-borderwidth 1 \
+		-relief sunken \
 		-width 50
 	button $args.origin_b \
 		-text [mc "Browse"] \
@@ -476,7 +478,8 @@ method _do_clone {} {
 	label $args.where_l -text [mc "Target Directory:"]
 	entry $args.where_t \
 		-textvariable @local_path \
-		-font font_diff \
+		-borderwidth 1 \
+		-relief sunken \
 		-width 50
 	button $args.where_b \
 		-text [mc "Browse"] \
@@ -979,7 +982,8 @@ method _do_open {} {
 	label $w_body.where.l -text [mc "Repository:"]
 	entry $w_body.where.t \
 		-textvariable @local_path \
-		-font font_diff \
+		-borderwidth 1 \
+		-relief sunken \
 		-width 50
 	button $w_body.where.b \
 		-text [mc "Browse"] \