Put CMocka unit tests in a suite

Distinguish them for JUnit report collection.

tests/dns/meson.build

@@ -94,7 +94,7 @@ foreach unit : dns_tests
         unit,
         test_bin,
         depends: master_data,
-        suite: 'dns',
+        suite: ['dns', 'cmocka'],
         timeout: 300,
         workdir: meson.current_source_dir(),
     )

tests/isc/meson.build

@@ -89,7 +89,7 @@ foreach unit : isc_test
         ],
     )
 
-    suites = ['isc']
+    suites = ['isc', 'cmocka']
     if unit in flaky_isc_test
         suites += 'flaky'
     endif

tests/isccfg/meson.build

@@ -32,7 +32,7 @@ foreach unit : [
     test(
         unit,
         test_bin,
-        suite: 'isccfg',
+        suite: ['isccfg', 'cmocka'],
         timeout: 300,
         workdir: meson.current_source_dir(),
     )

tests/ns/meson.build

@@ -36,7 +36,7 @@ foreach unit : [
     test(
         unit,
         test_bin,
-        suite: 'ns',
+        suite: ['ns', 'cmocka'],
         timeout: 300,
         workdir: meson.current_source_dir(),
     )