tests: namespace cleanup

Change-Id: I6b9ee82a4cb3b97c82ea111495ec07efddc8d825
diff --git a/tests/lsa/test-adj-lsa.cpp b/tests/lsa/test-adj-lsa.cpp
index 91610bd..dd17421 100644
--- a/tests/lsa/test-adj-lsa.cpp
+++ b/tests/lsa/test-adj-lsa.cpp
@@ -23,7 +23,7 @@
 
 #include "tests/boost-test.hpp"
 
-namespace nlsr::test {
+namespace nlsr::tests {
 
 BOOST_AUTO_TEST_SUITE(TestAdjLsa)
 
@@ -184,4 +184,4 @@
 
 BOOST_AUTO_TEST_SUITE_END()
 
-} // namespace nlsr::test
+} // namespace nlsr::tests