Correct some common spelling mistakes

- occured -> occurred
- accomodate -> accommodate
- existant -> existent
- asssertion -> assertion
- manangement -> management
- cotroller -> controller

Change-Id: Ibd6663752466d691fabbdc216ea05f2b58ac12d1
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/12850
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/southbridge/intel/ibexpeak/smihandler.c

@@ -842,7 +842,7 @@ void southbridge_smi_handler(void)
 			if (southbridge_smi[i]) {
 				southbridge_smi[i]();
 			} else {
-				printk(BIOS_DEBUG, "SMI_STS[%d] occured, but no "
+				printk(BIOS_DEBUG, "SMI_STS[%d] occurred, but no "
 						"handler available.\n", i);
 				dump = 1;
 			}