Update Flat32SearchForSecEntryPoint assembly code to support finding an SEC image using the TE image format.
Signed-off-by: rsun3
Reviewed-by: jljusten
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12462 6f19259b-4bc3-4df7-8a09-765794883524