fix a typo

SVN-Revision: 18122

rules.mk

@@ -183,7 +183,7 @@ else
   RSTRIP:= \
     NM="$(TARGET_CROSS)nm" \
     STRIP="$(STRIP)" \
-    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=mdebug.abi32" \
+    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
     $(SCRIPT_DIR)/rstrip.sh
 endif