IntelFspPkg: correct comments and rename a label

Corrects a word typo and a comment error.
Rename a label to match its function name.
 
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Dong <guo.dong@intel.com>
Reviewed-by: Yao Jiewen <Jiewen.Yao@intel.com>
Reviewed-by: Haojian Zhuang <haojian.zhuang@linaro.org>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17553 6f19259b-4bc3-4df7-8a09-765794883524
3 files changed