committing changes in /etc made by "aptitude full-upgrade"

Package changes:
-bind9 1:9.11.5.P4+dfsg-5 armhf
-bind9-host 1:9.11.5.P4+dfsg-5 armhf
-bind9utils 1:9.11.5.P4+dfsg-5 armhf
+bind9 1:9.11.5.P4+dfsg-5.1 armhf
+bind9-host 1:9.11.5.P4+dfsg-5.1 armhf
+bind9utils 1:9.11.5.P4+dfsg-5.1 armhf
-bzip2 1.0.6-9 armhf
+bzip2 1.0.6-9.1 armhf
-cron 3.0pl1-133 armhf
+cron 3.0pl1-134 armhf
-dmsetup 2:1.02.155-2 armhf
+dmsetup 2:1.02.155-3 armhf
-dnsutils 1:9.11.5.P4+dfsg-5 armhf
+dnsutils 1:9.11.5.P4+dfsg-5.1 armhf
-exim4-base 4.92-7 armhf
-exim4-config 4.92-7 all
-exim4-daemon-light 4.92-7 armhf
+exim4-base 4.92-8 armhf
+exim4-config 4.92-8 all
+exim4-daemon-light 4.92-8 armhf
-gir1.2-harfbuzz-0.0 2.3.1-1 armhf
-libbind9-161 1:9.11.5.P4+dfsg-5 armhf
+libbind9-161 1:9.11.5.P4+dfsg-5.1 armhf
-libbz2-1.0 1.0.6-9 armhf
+libbz2-1.0 1.0.6-9.1 armhf
-libdevmapper1.02.1 2:1.02.155-2 armhf
+libdevmapper1.02.1 2:1.02.155-3 armhf
-libdns-export1104 1:9.11.5.P4+dfsg-5 armhf
+libdns-export1104 1:9.11.5.P4+dfsg-5.1 armhf
-libdns1104 1:9.11.5.P4+dfsg-5 armhf
+libdns1104 1:9.11.5.P4+dfsg-5.1 armhf
-libgraphite2-dev 1.3.13-7 armhf
-libgssapi-krb5-2 1.17-2 armhf
+libgssapi-krb5-2 1.17-3 armhf
-libharfbuzz-dev 2.3.1-1 armhf
-libharfbuzz-gobject0 2.3.1-1 armhf
-libharfbuzz-icu0 2.3.1-1 armhf
-libicu-le-hb-dev 1.0.3+git180724-3 armhf
-libicu-le-hb0 1.0.3+git180724-3 armhf
-libirs-export161 1:9.11.5.P4+dfsg-5 armhf
-libirs161 1:9.11.5.P4+dfsg-5 armhf
-libisc-export1100 1:9.11.5.P4+dfsg-5 armhf
+libirs-export161 1:9.11.5.P4+dfsg-5.1 armhf
+libirs161 1:9.11.5.P4+dfsg-5.1 armhf
+libisc-export1100 1:9.11.5.P4+dfsg-5.1 armhf
-libisc1100 1:9.11.5.P4+dfsg-5 armhf
-libisccc161 1:9.11.5.P4+dfsg-5 armhf
-libisccfg-export163 1:9.11.5.P4+dfsg-5 armhf
-libisccfg163 1:9.11.5.P4+dfsg-5 armhf
+libisc1100 1:9.11.5.P4+dfsg-5.1 armhf
+libisccc161 1:9.11.5.P4+dfsg-5.1 armhf
+libisccfg-export163 1:9.11.5.P4+dfsg-5.1 armhf
+libisccfg163 1:9.11.5.P4+dfsg-5.1 armhf
-libk5crypto3 1.17-2 armhf
+libk5crypto3 1.17-3 armhf
-libkrb5-3 1.17-2 armhf
-libkrb5support0 1.17-2 armhf
+libkrb5-3 1.17-3 armhf
+libkrb5support0 1.17-3 armhf
-liblwres161 1:9.11.5.P4+dfsg-5 armhf
+liblwres161 1:9.11.5.P4+dfsg-5.1 armhf
-liblzo2-2 2.10-0.1 armhf
-libnfs11 2.0.0-1~exp1 armhf
-libnftnl7 1.1.1-1 armhf
-libntfs-3g88 1:2017.3.23-2 armhf
-libpython3.6 3.6.8-1 armhf
-libpython3.6-dev 3.6.8-1 armhf
-libpython3.6-stdlib 3.6.8-1 armhf
-libroar2 1.0~beta12-2 armhf
-libsmbclient 2:4.9.5+dfsg-4 armhf
+libsmbclient 2:4.9.5+dfsg-5 armhf
-libwbclient0 2:4.9.5+dfsg-4 armhf
+libwbclient0 2:4.9.5+dfsg-5 armhf
-nano 3.2-2 armhf
+nano 3.2-3 armhf
-python-idna 2.6-1 all
-python3.6 3.6.8-1 armhf
-python3.6-dev 3.6.8-1 armhf
-samba-libs 2:4.9.5+dfsg-4 armhf
+samba-libs 2:4.9.5+dfsg-5 armhf
-wpasupplicant 2:2.7+git20190128+0c1e29f-5 armhf
+wpasupplicant 2:2.7+git20190128+0c1e29f-6 armhf

.etckeeper

@@ -991,6 +991,7 @@ maybe chmod 0644 'ld.so.conf.d/libc.conf'
 maybe chmod 0755 'ldap'
 maybe chmod 0644 'ldap/ldap.conf'
 maybe chmod 0755 'letsencrypt'
+maybe chmod 0600 'letsencrypt/.certbot.lock'
 maybe chmod 0700 'letsencrypt/accounts'
 maybe chmod 0700 'letsencrypt/accounts/acme-v01.api.letsencrypt.org'
 maybe chmod 0700 'letsencrypt/accounts/acme-v01.api.letsencrypt.org/directory'