BaseTools: Fix typos in comments and variables

- Pacakge -> Package
- outputed -> outputted
- successull -> successfully
- Libary -> Library
- Pointion -> Position
- paramter -> parameter

Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gary Lin <glin@suse.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>

BaseTools/Source/C/GenFfs/GenFfs.c

@@ -739,7 +739,7 @@ Returns:
   VerboseMsg ("%s tool start.", UTILITY_NAME);
 
   //
-  // Check the complete input paramters.
+  // Check the complete input parameters.
   //
   if (FfsFiletype == EFI_FV_FILETYPE_ALL) {
     Error (NULL, 0, 1001, "Missing option", "filetype");