Remove fan-default-speeds service

This was just a temporary service that bypassed hwmon and
programmed the fan controller chip directly.  Now that the real
fan control is going in, this can be removed.

Change-Id: I0b9e85d89ca097faabccb1744862a58a0776be72
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
diff --git a/meta-witherspoon/recipes-phosphor/images/obmc-phosphor-image.bbappend b/meta-witherspoon/recipes-phosphor/images/obmc-phosphor-image.bbappend
index b7eeb89..aa57bbf 100644
--- a/meta-witherspoon/recipes-phosphor/images/obmc-phosphor-image.bbappend
+++ b/meta-witherspoon/recipes-phosphor/images/obmc-phosphor-image.bbappend
@@ -1 +1 @@
-OBMC_IMAGE_EXTRA_INSTALL_append = " fan-default-speed mboxd"
+OBMC_IMAGE_EXTRA_INSTALL_append = " mboxd"