update_unicode.sh: delete the command group

Now that the whole file is generated by one single command, the
command group is no longer needed.

Signed-off-by: Beat Bolli <dev+git@drbeat.li>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

update_unicode.sh

@@ -26,16 +26,15 @@ fi &&
 			./configure --enable-warnings=-Werror CFLAGS='-O0 -ggdb'
 		fi &&
 		make
-	) && {
+	) &&
 	UNICODE_DIR=. && export UNICODE_DIR &&
-		cat <<-EOF
+	cat >$UNICODEWIDTH_H <<-EOF
 	static const struct interval zero_width[] = {
-			$(uniset/uniset --32 cat:Me,Mn,Cf \
-			  + U+1160..U+11FF - U+00AD | grep -v plane)
+		$(uniset/uniset --32 cat:Me,Mn,Cf + U+1160..U+11FF - U+00AD |
+		  grep -v plane)
 	};
 	static const struct interval double_width[] = {
 		$(uniset/uniset --32 eaw:F,W)
 	};
 	EOF
-	} >$UNICODEWIDTH_H
 )