EmbeddedPkg: Fix typos in comments

EmbeddedPkg: Fix typos in comments

- reseting -> resetting
- stoping -> stopping
- Libary -> Library
- paramter -> parameter
- availible -> available
- availble -> available
- proccessed -> processed

Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gary Lin <glin@suse.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>