regulators: Add Services& services to classes

Modify the configure() method in the System, Chassis, Device, and Rail
classes to have a new first parameter: Services& services.

Fix mock_services.hpp bug.

Signed-off-by: Bob King <Bob_King@wistron.com>
Change-Id: I6ef41de65d2c5b68c55edb42189ba9c0f2e436ed
diff --git a/phosphor-regulators/src/manager.cpp b/phosphor-regulators/src/manager.cpp
index fd8dd01..bb0e3a8 100644
--- a/phosphor-regulators/src/manager.cpp
+++ b/phosphor-regulators/src/manager.cpp
@@ -84,7 +84,7 @@
     if (system)
     {
         // Configure the regulator devices in the system
-        system->configure();
+        system->configure(services);
     }
     else
     {