Install build dependencies without interactive prompts

Set DEBIAN_FRONTEND on the apt-get command so tzdata cannot block CI,
including when installation runs through sudo or in a nested container.

Author: sobomax

scripts/build/install_depends.sh

@@ -11,7 +11,7 @@ then
 	${PRE_INSTALL_CMD}
 fi
 
-${SUDO} apt-get -y install ${PKGS}
+${SUDO} env DEBIAN_FRONTEND=noninteractive apt-get -y install ${PKGS}
 
 if [ ! -z "${POST_INSTALL_CMD}" ]
 then