qemu-xilinx.inc: Remove stale packageconfig options
OE-core provides the packageconfig option in qemu.inc, use it from
upstream.
@@ -32,10 +32,6 @@ S = "${WORKDIR}/git"
PACKAGECONFIG_remove = "kvm"
PACKAGECONFIG_append = " fdt"
-# Enable libgcrypt
-PACKAGECONFIG[gcrypt] = "--enable-gcrypt,--disable-gcrypt,libgcrypt,"
-PACKAGECONFIG[fdt] = "--enable-fdt,--disable-fdt,dtc"
-
DISABLE_STATIC_pn-${PN} = ""
PTEST_ENABLED = ""
