Let timedate1 to decide on setting time in NTP mode

In NTP mode, let timedate1 to set BMC time, for now, it results in
error.

Change-Id: I2d78cdcfe6868642f43198dd932b20b13fd8523d
Signed-off-by: Lei YU <mine260309@gmail.com>
diff --git a/test/TestBmcEpoch.cpp b/test/TestBmcEpoch.cpp
index e268b9f..32592e6 100644
--- a/test/TestBmcEpoch.cpp
+++ b/test/TestBmcEpoch.cpp
@@ -82,17 +82,13 @@
 
 TEST_F(TestBmcEpoch, setElapsedNotAllowed)
 {
-    setTimeMode(Mode::NTP);
     auto epochNow = duration_cast<microseconds>(
         system_clock::now().time_since_epoch()).count();
-    // In NTP mode, setting time is not allowed
-    auto ret = bmcEpoch->elapsed(epochNow);
-    EXPECT_EQ(0, ret);
 
     // In Host owner, setting time is not allowed
     setTimeMode(Mode::Manual);
     setTimeOwner(Owner::Host);
-    ret = bmcEpoch->elapsed(epochNow);
+    auto ret = bmcEpoch->elapsed(epochNow);
     EXPECT_EQ(0, ret);
 }