kernel: Export KATA_BUILD_CC in install_cc_tee_kernel()

As already done for install_cc_kernel(), let's ensure we export
KATA_BUILD_CC=yes as part of the install_cc_tee_kernel.

This is used to generate the hash of the devices in the initramfs.

Fixes: #5845

Signed-off-by: Fabiano Fidêncio <fabiano.fidencio@intel.com>

tools/packaging/kata-deploy/local-build/kata-deploy-binaries.sh

@@ -254,6 +254,7 @@ install_cc_virtiofsd() {
 
 #Install CC kernel assert, with TEE support
 install_cc_tee_kernel() {
+	export KATA_BUILD_CC=yes
 	tee="${1}"
 	kernel_version="${2}"