fix tox

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

Author: jkowalleck

cyclonedx/validation/json.py

@@ -25,10 +25,10 @@
 
 _missing_deps_error: Optional[Tuple[MissingOptionalDependencyException, ImportError]] = None
 try:
-    from jsonschema.exceptions import ValidationError as JsonValidationError  # type: ignore
-    from jsonschema.validators import Draft7Validator  # type: ignore
-    from referencing import Registry
-    from referencing.jsonschema import DRAFT7
+    from jsonschema.exceptions import ValidationError as JsonValidationError  # type: ignore[import]
+    from jsonschema.validators import Draft7Validator  # type: ignore[import]
+    from referencing import Registry  # type: ignore[import]
+    from referencing.jsonschema import DRAFT7  # type: ignore[import]
 
     if TYPE_CHECKING:
         from jsonschema.protocols import Validator as JsonSchemaValidator  # type: ignore