Update EdkShellPkg.dsc read me to add a note to remind developers to update platform FDF files when they want to debug shell package to replace binaries from EdkShellBinPkg

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10558 6f19259b-4bc3-4df7-8a09-765794883524
1 file changed