Add security updates to the 1.8 changelog entry.

debian/changelog

@@ -3,6 +3,17 @@ tails (1.8) unstable; urgency=medium
   * Security fixes
     - Upgrade Tor to 0.2.7.6-1~d70.wheezy+1+tails1.
     - Upgrade Tor Browser to 5.0.5. (Closes: #10751)
+    - Upgrade LibreOffice to 1:3.5.4+dfsg2-0+deb7u5.
+    - Upgrade krb5-based packages to 1.10.1+dfsg-5+deb7u6.
+    - Upgrade Linux to 3.16.7-ckt11-1+deb8u6.
+    - Upgrade wpasupplicant to 1.0-3+deb7u3.
+    - Upgrade libpng12-0 to 1.2.49-1+deb7u1.
+    - Upgrade openjdk-7 to 7u91-2.6.3-1~deb7u1.
+    - Upgrade libnspr4 to 2:4.9.2-1+deb7u3
+    - Upgrade dpkg to 1.16.17.
+    - Upgrade gnutls26 to 2.12.20-8+deb7u4.
+    - Upgrade Icedove to 1:38.0.1-1~deb7u1.
+    - Upgrade OpenSSL to 1.0.1e-2+deb7u18.
 
   * Bugfixes
     - Upgrade to Electrum 2.5.4-2~d70.wheezy+1+tails1. Now Electrum