Rename facebook::sonar namespace

Summary: Pull Request resolved: https://github.com/facebook/flipper/pull/271

Reviewed By: passy

Differential Revision: D9861393

Pulled By: jknoxville

fbshipit-source-id: d65f751c35028748915023f33f273d6ec45863c8

xplat/SonarTests/SonarWebSocketImplTerminationTests.cpp

@@ -12,7 +12,7 @@
 #include <gtest/gtest.h>
 
 namespace facebook {
-namespace sonar {
+namespace flipper {
 namespace test {
 
 using folly::EventBase;
@@ -95,5 +95,5 @@ TEST_F(SonarWebSocketImplTerminationTest, testStartedEventBaseDoesntHang) {
 }
 
 } // namespace test
-} // namespace sonar
+} // namespace flipper
 } // namespace facebook