phosphor-debug-collector: Fix Dump Manager bus name

Fixes openbmc/openbmc#1774

Change-Id: Iad02c5df4083f5509f706cc64cc68bc7cd5e7391
Signed-off-by: Jayanth Othayoth <ojayanth@in.ibm.com>
diff --git a/configure.ac b/configure.ac
index fb1f382..985624c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,7 +40,7 @@
 AX_APPEND_COMPILE_FLAGS([-Wall -Werror], [CXXFLAGS])
 
 AC_ARG_VAR(DUMP_BUSNAME, [The Dbus busname to own])
-AS_IF([test "x$DUMP_BUSNAME" == "x"], [DUMP_BUSNAME="xyz.openbmc_project.Dump"])
+AS_IF([test "x$DUMP_BUSNAME" == "x"], [DUMP_BUSNAME="xyz.openbmc_project.Dump.Manager"])
 AC_DEFINE_UNQUOTED([DUMP_BUSNAME], ["$DUMP_BUSNAME"], [The DBus busname to own])
 
 AC_ARG_VAR(DUMP_OBJPATH, [The Dump manager Dbus root])