Fix imports

Author: oscarsj

csharp/ql/integration-tests/posix/standalone_dependencies_no_framework/test.py

@@ -1,6 +1,7 @@
 import pytest
 import os
-from conftest import _supports_mono_nuget
+from ..conftest import _supports_mono_nuget
+
 
 
 @pytest.mark.only_if(_supports_mono_nuget())

csharp/ql/integration-tests/posix/standalone_dependencies_nuget with_space/test.py

@@ -1,6 +1,6 @@
 import os
 import pytest
-from conftest import _supports_mono_nuget
+from ..conftest import _supports_mono_nuget
 
 
 @pytest.mark.only_if(_supports_mono_nuget())

csharp/ql/integration-tests/posix/standalone_dependencies_nuget/test.py

@@ -1,5 +1,5 @@
 import pytest
-from conftest import _supports_mono_nuget
+from ..conftest import _supports_mono_nuget
 
 
 @pytest.mark.only_if(_supports_mono_nuget())

csharp/ql/integration-tests/posix/standalone_dependencies_nuget_no_sources/test.py

@@ -1,5 +1,5 @@
 import pytest
-from conftest import _supports_mono_nuget
+from ..conftest import _supports_mono_nuget
 
 
 @pytest.mark.only_if(_supports_mono_nuget())