ibmasm: fix comment typo

The patch below fixes a typo in a comment.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/misc/ibmasm/ibmasmfs.c

@@ -29,7 +29,7 @@
 
 /*
  * The IBMASM file virtual filesystem. It creates the following hierarchy
- * dymamically when mounted from user space:
+ * dynamically when mounted from user space:
  *
  *    /ibmasm
  *    |-- 0