Remove S and SRC_URI from c daemon class

Initially this could be done in one place but as
sources move to git repositories this can't be done
in a generic manner.

Adapted existing recipes to this class change.
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-fan/obmc-phosphor-fand.bb b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-fan/obmc-phosphor-fand.bb
index 79e2e6c..8c937c6 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-fan/obmc-phosphor-fand.bb
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-fan/obmc-phosphor-fand.bb
@@ -5,3 +5,8 @@
 inherit obmc-phosphor-fan-mgmt
 inherit obmc-phosphor-sdbus-service
 inherit obmc-phosphor-c-daemon
+
+S = "${WORKDIR}"
+SRC_URI += "file://Makefile \
+           file://obmc-phosphor-fand.c \
+           "