Replaced nlunit-test with pw_unit_test in src/lib/dnssd/tests/

Author: mbknust

src/lib/dnssd/tests/BUILD.gn

@@ -14,23 +14,18 @@
 
 import("//build_overrides/build.gni")
 import("//build_overrides/chip.gni")
-import("//build_overrides/nlunit_test.gni")
 
 import("${chip_root}/build/chip/chip_test_suite.gni")
 
-chip_test_suite_using_nltest("tests") {
+chip_test_suite("tests") {
   output_name = "libMdnsTests"
 
   test_sources = [
     "TestServiceNaming.cpp",
     "TestTxtFields.cpp",
   ]
 
-  public_deps = [
-    "${chip_root}/src/lib/dnssd",
-    "${chip_root}/src/lib/support:testing_nlunit",
-    "${nlunit_test_root}:nlunit-test",
-  ]
+  public_deps = [ "${chip_root}/src/lib/dnssd" ]
 
   if (chip_mdns == "minimal") {
     test_sources += [