Allow localnet for test

Dockerfile

@@ -21,7 +21,7 @@ RUN echo "deb-src http://deb.debian.org/debian bullseye main contrib" >> /etc/ap
 		--enable-icap-support \
 		--enable-async-io \
 		--with-pthreads \
-        	--with-winbind \
+        --with-winbind \
 		--bindir=/usr/sbin \
 		--sbindir=/usr/sbin \
 		--with-squid=/usr/lib/squid \
@@ -44,15 +44,15 @@ RUN echo "deb-src http://deb.debian.org/debian bullseye main contrib" >> /etc/ap
 		--enable-auth-digest="LDAP" \
 		--enable-auth-ntlm \
 		--enable-auth-negotiate \
-                --enable-negotiate-auth-helpers \
-	        --with-krb5-config=yes \
+        --enable-negotiate-auth-helpers \
+	    --with-krb5-config=yes \
 		--enable-icap-client \
 		--sysconfdir=/etc/squid \
 		--with-filedescriptors=48000 \
 		--enable-delay-pools \
 		--with-large-files \
-                --with-pidfile=/squid/squid.pid \
-                --with-default-user=squid \
+        --with-pidfile=/squid/squid.pid \
+        --with-default-user=squid \
 		--enable-removal-policies="lru,heap" \
     && make \
     && find /tmp/ -type f -name "Makefil*" -delete \
@@ -99,7 +99,7 @@ RUN adduser --no-create-home --uid 1161 --group --system squid \
     && echo "cache_log /var/log/squid/cache.log" >> /etc/squid/squid.conf \
     && echo "cache_effective_user squid" >> /etc/squid/squid.conf \
 # Removed in 5.8, needed for test
-	&& echo "http_access allow localnet" >> /etc/squid/squid.conf \
+	&& sed  -i '/http_access deny all/ihttp_access allow localnet' /etc/squid/squid.conf \
 # Packages dependencies installation for running and clean again 
     && apt-get update && apt-get install -y --no-install-recommends c-icap ca-certificates net-tools rsync libexpat1 libltdl7 libxml2 openssl ca-certificates libldap-2.4-2 libecap3 libcap2 libdb5.3 libatomic1 dumb-init procps inotify-tools curl \
     && apt-get auto-remove -y && apt-get clean autoclean \