implement dependency pruner builder

mythril/laser/plugin/plugins/dependency_pruner.py

@@ -1,5 +1,5 @@
 from mythril.laser.ethereum.svm import LaserEVM
-from mythril.laser.plugin import LaserPlugin
+from mythril.laser.plugin import LaserPlugin, PluginBuilder
 from mythril.laser.plugin.signals import PluginSkipState
 from mythril.laser.plugin.plugins.plugin_annotations import (
     DependencyAnnotation,
@@ -69,6 +69,13 @@ def get_ws_dependency_annotation(state: GlobalState) -> WSDependencyAnnotation:
     return annotation
 
 
+class DependencyPrunerBuilder(PluginBuilder):
+    plugin_name = "dependency-pruner"
+
+    def __call__(self, *args, **kwargs):
+        return DependencyPruner()
+
+
 class DependencyPruner(LaserPlugin):
     """Dependency Pruner Plugin