ShellPkg: Fix typos

begining->beginning
dirve->drive
duplicat->duplicate
fuly->fully
Funciton->Function
Functino->Function
optioanl->optional
poitners->pointers
rountine->routine
sucessful->successful
sucessfully->successfully

Signed-off-by: Page Chen <paiching_chen@apple.com>
Cc: Zhichao Gao <zhichao.gao@intel.com>
Cc: Andrew Fish <afish@apple.com>
Message-Id: <829d2bed2a848229d719d7ae7b64ef1a47782720.1699557986.git.paiching_chen@apple.com>
Reviewed-by: Zhichao Gao <zhichao.gao@intel.com>

ShellPkg/Library/UefiShellLevel2CommandsLib/Map.c

@@ -1354,7 +1354,7 @@ ShellCommandRunMap (
                                 SName,
                                 TRUE
                                 );
-              } // we were sucessful so do an output
+              } // we were successful so do an output
             }
           } // got a valid map target
         } // got 2 variables