Update NetEq network statistics in neteq_unittest.

NetEqNetworkStatistics has been updated some time ago. A bit exactness test in neteq unittests is still using the old NetEqNetworkStatistics.

New neteq4_network_stats.dat generated by running TestBitExactness with flag "genref"

BUG=

Review URL: https://codereview.webrtc.org/1522103002

Cr-Commit-Position: refs/heads/master@{#11052}
diff --git a/webrtc/modules/modules.gyp b/webrtc/modules/modules.gyp
index 0dec337..edaa2f8 100644
--- a/webrtc/modules/modules.gyp
+++ b/webrtc/modules/modules.gyp
@@ -398,10 +398,12 @@
                 ['enable_protobuf==1', {
                   'defines': [
                     'WEBRTC_AUDIOPROC_DEBUG_DUMP',
+                    'WEBRTC_NETEQ_UNITTEST_BITEXACT',
                   ],
                   'dependencies': [
                     'audioproc_protobuf_utils',
                     'audioproc_unittest_proto',
+                    'neteq_unittest_proto',
                   ],
                   'sources': [
                     'audio_processing/audio_processing_impl_locking_unittest.cc',