debian-{bullseye,bookworm}-erlang: install iproute2

Change-Id: I753a8c97c17e6a143dd96b168ddc88400f0fc02d
---
M debian-bookworm-erlang/Dockerfile
M debian-bullseye-erlang/Dockerfile
M osmo-epdg-master/Dockerfile
3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/debian-bookworm-erlang/Dockerfile b/debian-bookworm-erlang/Dockerfile
index 1fe52e7..60e7583 100644
--- a/debian-bookworm-erlang/Dockerfile
+++ b/debian-bookworm-erlang/Dockerfile
@@ -24,6 +24,7 @@
 	apt-get install -y --no-install-recommends \
 		build-essential \
 		git \
+		iproute2 \
 		netcat-openbsd \
 		procps \
 		tcpdump \
diff --git a/debian-bullseye-erlang/Dockerfile b/debian-bullseye-erlang/Dockerfile
index be158c0..4abb7b6 100644
--- a/debian-bullseye-erlang/Dockerfile
+++ b/debian-bullseye-erlang/Dockerfile
@@ -25,6 +25,7 @@
 	apt-get -y install \
 		build-essential \
 		git \
+		iproute2 \
 		netcat-openbsd \
 		procps \
 		tcpdump \
diff --git a/osmo-epdg-master/Dockerfile b/osmo-epdg-master/Dockerfile
index cdef31e..a5e9b14 100644
--- a/osmo-epdg-master/Dockerfile
+++ b/osmo-epdg-master/Dockerfile
@@ -4,14 +4,6 @@
 # Arguments used after FROM must be specified again
 ARG	DISTRO
 
-# $distro-erlang switched to user build, but we need to install more stuff beforehand:
-USER	root
-RUN	apt-get update && \
-	apt-get install -y --no-install-recommends \
-		iproute2 && \
-	apt-get clean
-USER	build
-
 WORKDIR	/tmp
 
 ARG	OSMO_EPDG_BRANCH="master"

