ShellPkg: Remove memory leak from file list usage

This change removes an un-used parameter that was then causing a leak since the memory was assumed to be used.

This also verifies that the list is freed when no longer needed.

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

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15071 6f19259b-4bc3-4df7-8a09-765794883524
2 files changed