x86 boot code comments typos

Fix comments typos in new x86 boot code.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/arch/i386/boot/code16gcc.h b/arch/i386/boot/code16gcc.h
index 3bd8480..d93e480 100644
--- a/arch/i386/boot/code16gcc.h
+++ b/arch/i386/boot/code16gcc.h
@@ -2,7 +2,7 @@
  * code16gcc.h
  *
  * This file is -include'd when compiling 16-bit C code.
- * Note: this asm() needs to be emitted before gcc omits any code.
+ * Note: this asm() needs to be emitted before gcc emits any code.
  * Depending on gcc version, this requires -fno-unit-at-a-time or
  * -fno-toplevel-reorder.
  *