More explicit package dependencies for geoip-auto-updater.

Also add in the dependencies for the `gunzip` and `mktemp` commands that
are likely installed on most linux distros, but perhaps not on more
minimal distros.

build/package_dependencies.sh

@@ -19,7 +19,6 @@ if [ -f /etc/redhat-release ]; then
   core_package_dependencies=(
     # General
     bash
-    curl
     glibc
     libffi
     libuuid
@@ -29,6 +28,11 @@ if [ -f /etc/redhat-release ]; then
     pcre
     zlib
 
+    # geoip-auto-updater
+    coreutils
+    curl
+    gzip
+
     # TrafficServer
     libxml2
     tcl
@@ -94,7 +98,6 @@ elif [ -f /etc/debian_version ]; then
   core_package_dependencies=(
     # General
     bash
-    curl
     libc6
     libffi$libffi_version
     libncurses5
@@ -104,6 +107,11 @@ elif [ -f /etc/debian_version ]; then
     openssl
     zlib1g
 
+    # geoip-auto-updater
+    coreutils
+    curl
+    gzip
+
     # TrafficServer
     libxml2
     tcl