Refactor sdbus-service.bbclass

sdbus-service.bbclass currently depends on c-daemon.bbclass, which is
used for samples that have their code and makefiles in the repository.
Removed this inherit to make the sdbus-service class more generally
applicable.
diff --git a/meta-phosphor/classes/obmc-phosphor-sdbus-service.bbclass b/meta-phosphor/classes/obmc-phosphor-sdbus-service.bbclass
index 8a9853c..bc190d4 100644
--- a/meta-phosphor/classes/obmc-phosphor-sdbus-service.bbclass
+++ b/meta-phosphor/classes/obmc-phosphor-sdbus-service.bbclass
@@ -6,4 +6,3 @@
 RDEPENDS_${PN} += "libsystemd"
 
 inherit obmc-phosphor-dbus-service
-inherit obmc-phosphor-c-daemon
diff --git a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-example-sdbus/obmc-phosphor-example-sdbus.bb b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-example-sdbus/obmc-phosphor-example-sdbus.bb
index 3735007..89fbdb1 100644
--- a/meta-phosphor/common/recipes-phosphor/obmc-phosphor-example-sdbus/obmc-phosphor-example-sdbus.bb
+++ b/meta-phosphor/common/recipes-phosphor/obmc-phosphor-example-sdbus/obmc-phosphor-example-sdbus.bb
@@ -8,3 +8,4 @@
         "
 
 inherit obmc-phosphor-sdbus-service
+inherit obmc-phosphor-c-daemon
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 13c4b70..79e2e6c 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
@@ -4,3 +4,4 @@
 
 inherit obmc-phosphor-fan-mgmt
 inherit obmc-phosphor-sdbus-service
+inherit obmc-phosphor-c-daemon