configs/versal_vck190: fix atf build failure

Binutils 2.39 now warns when a segment has RXW permissions:
https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=ba951afb99912da01a6e8434126b8fac7aa75107

This causes the following build error:
aarch64-buildroot-linux-gnu-ld: bl31.elf has a LOAD segment with RWX
permissions.

This patch applies the upstream boot/arm-trusted-firmware/v2.6 patch already
included with buildroot to solve the problem.

Fixes:

  https://gitlab.com/buildroot.org/buildroot/-/jobs/4749556395 (versal_vck190)

Signed-off-by: Neal Frager <neal.frager@amd.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

board/versal/patches/arm-trusted-firmware/0001-feat-build-add-support-for-new-binutils-versions.patch

@@ -0,0 +1 @@
+../../../../boot/arm-trusted-firmware/v2.6/0001-feat-build-add-support-for-new-binutils-versions.patch

configs/versal_vck190_defconfig

@@ -39,3 +39,4 @@ BR2_PACKAGE_HOST_DOSFSTOOLS=y
 BR2_PACKAGE_HOST_GENIMAGE=y
 BR2_PACKAGE_HOST_MTOOLS=y
 BR2_PACKAGE_HOST_BOOTGEN=y
+BR2_GLOBAL_PATCH_DIR="board/versal/patches"