tc: q_{codel,fq_codel}: add missing space in help text

Signed-off-by: Luca Lemmo <luca@linux.com>

tc/q_codel.c

@@ -53,7 +53,7 @@
 
 static void explain(void)
 {
-	fprintf(stderr, "Usage: ... codel [ limit PACKETS ] [ target TIME]\n");
+	fprintf(stderr, "Usage: ... codel [ limit PACKETS ] [ target TIME ]\n");
 	fprintf(stderr, "                 [ interval TIME ] [ ecn | noecn ]\n");
 	fprintf(stderr, "                 [ ce_threshold TIME ]\n");
 }

tc/q_fq_codel.c

@@ -51,7 +51,7 @@
 static void explain(void)
 {
 	fprintf(stderr, "Usage: ... fq_codel [ limit PACKETS ] [ flows NUMBER ]\n");
-	fprintf(stderr, "                    [ target TIME] [ interval TIME ]\n");
+	fprintf(stderr, "                    [ target TIME ] [ interval TIME ]\n");
 	fprintf(stderr, "                    [ quantum BYTES ] [ [no]ecn ]\n");
 	fprintf(stderr, "                    [ ce_threshold TIME ]\n");
 }