add ALIGN(RT_ALIGN_SIZE) for finsh_heap

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1203 bbd45198-f89e-11dd-88c7-29a3b14d5316

components/finsh/finsh_heap.c

@@ -15,6 +15,7 @@
 
 #include "finsh_var.h"
 
+ALIGN(RT_ALIGN_SIZE)
 u_char finsh_heap[FINSH_HEAP_MAX];
 struct finsh_block_header
 {