Release v3.7.3

This release fixes a bug causing fullfile creation to be attempted for
ghosted files.

Signed-off-by: Matthew Johnson <matthew.johnson@intel.com>

Author: matthewrsj

configure.ac

@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.66])
-AC_INIT(swupd-server, 3.7.2, matthew.johnson@intel.com)
+AC_INIT(swupd-server, 3.7.3, matthew.johnson@intel.com)
 AM_INIT_AUTOMAKE([foreign -Wall -W subdir-objects])
 AM_SILENT_RULES([yes])
 AC_PROG_CC