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/arch/x86/exception.c

@@ -385,7 +385,7 @@ void x86_exception(struct eregs *info)
 		signo = exception_to_signal[info->vector];
 	}
 
-	/* reply to the host that an exception has occured */
+	/* reply to the host that an exception has occurred */
 	out_buffer[0] = 'S';
 	out_buffer[1] = hexchars[(signo>>4) & 0xf];
 	out_buffer[2] = hexchars[signo & 0xf];