cpu/ rtc/ include/: Remove lingering references to CFG_CMD_* symbols.

Signed-off-by: Jon Loeliger <jdl@freescale.com>
diff --git a/cpu/mpc8xx/scc.c b/cpu/mpc8xx/scc.c
index a0ec5d7..744dcdd 100644
--- a/cpu/mpc8xx/scc.c
+++ b/cpu/mpc8xx/scc.c
@@ -567,4 +567,4 @@
 		(SCC_GSMRL_ENR | SCC_GSMRL_ENT);
 }
 #endif
-#endif	/* CFG_CMD_NET, SCC_ENET */
+#endif