Add BBG Enhanced Security patch

Author: fatalcoder524

.github/actions/action.yml

@@ -905,6 +905,14 @@ runs:
         fi
         echo "CONFIG_BBG=y" >> common/arch/arm64/configs/gki_defconfig
         sed -i '/^config LSM$/,/^help$/{ /^[[:space:]]*default/ { /baseband_guard/! s/selinux/selinux,baseband_guard/ } }' common/security/Kconfig
+        
+        if [ "${{ inputs.ksu_type }}" = "KSUN" ]; then
+          cd ./KernelSU-Next
+        else
+          cd ./KernelSU
+        fi
+        
+        patch -p1 --forward < "../../../kernel_patches/common/bbg_untrusted_cred.patch"
         echo "✅ BBG LSM added"
         echo "::endgroup::"