phosphor: opt out of shared-mime-info

Remove shared-mime-info at great flash footprint savings.  Savings
is around 800K for an xz compressed squashfs.

This is somewhat of an experiment - the impact of missing
shared-mime-info on glib is unknown.

Change-Id: I054d15bbc664883fe810ba0105eb125b450313bf
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/conf/distro/include/phosphor-base.inc b/conf/distro/include/phosphor-base.inc
index 6bfef37..8be3b74 100644
--- a/conf/distro/include/phosphor-base.inc
+++ b/conf/distro/include/phosphor-base.inc
@@ -147,5 +147,6 @@
 # compressed to the root filesystem, and probably doesn't
 # make sense on a BMC anyway.
 BAD_RECOMMENDATIONS_pn-obmc-phosphor-image = "udev-hwdb"
+BAD_RECOMMENDATIONS_pn-obmc-phosphor-image += "shared-mime-info"
 
 LAYER_CONF_VERSION ?= "8"