Change import spelling

With the bump to Poetry >=2, the import needs the dot.

Signed-off-by: Alex Nelson <alexander.nelson@nist.gov>

Author: ajnelson-nist

case_viewer/case_viewer.py

@@ -28,7 +28,7 @@
 #from PyQt5 import QtCore
 import logging
 
-from lib import JSONLD, get_attribute, get_optional_integer_attribute, \
+from .lib import JSONLD, get_attribute, get_optional_integer_attribute, \
 						get_optional_string_attribute, get_optional_dict_attribute, \
 						get_optional_list_attribute
 
@@ -2173,4 +2173,4 @@ def main():
 	sys.exit(app.exec())
 
 if __name__ == '__main__':
-	main()
+	main()