ShellPkg/UefiShellDebug1CommandsLib: Remove unnecessary EFIAPI

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chen A Chen <chen.a.chen@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Ruiyu Ni <Ruiyu.ni@intel.com>

ShellPkg/Library/UefiShellDebug1CommandsLib/Edit/Misc.h

@@ -25,7 +25,6 @@
   @param Src                    The line structure to free.
 **/
 VOID
-EFIAPI
 LineFree (
   IN  EFI_EDITOR_LINE *Src
   );
@@ -39,7 +38,6 @@ LineFree (
   @return                       a pointer to the newly allcoated line.
 **/
 EFI_EDITOR_LINE *
-EFIAPI
 LineDup (
   IN  EFI_EDITOR_LINE *Src
   );