Updated json. (wpilibsuite#216)

I forgot to update the json in PR wpilibsuite#187.

Author: lizlooney

src/blocks/utils/generated/server_python_scripts.json

@@ -15,6 +15,52 @@
             ],
             "enums": [],
             "instanceMethods": [
+                {
+                    "args": [
+                        {
+                            "defaultValue": "",
+                            "name": "self",
+                            "type": "blocks_base_classes.Mechanism"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "event_name",
+                            "type": "str"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "args",
+                            "type": "tuple"
+                        }
+                    ],
+                    "declaringClassName": "blocks_base_classes.Mechanism",
+                    "functionName": "fire_event",
+                    "returnType": "None",
+                    "tooltip": ""
+                },
+                {
+                    "args": [
+                        {
+                            "defaultValue": "",
+                            "name": "self",
+                            "type": "blocks_base_classes.Mechanism"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "event_name",
+                            "type": "str"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "event_handler",
+                            "type": "typing.Callable"
+                        }
+                    ],
+                    "declaringClassName": "blocks_base_classes.Mechanism",
+                    "functionName": "register_event_handler",
+                    "returnType": "None",
+                    "tooltip": ""
+                },
                 {
                     "args": [
                         {
@@ -41,6 +87,29 @@
                     "returnType": "None",
                     "tooltip": ""
                 },
+                {
+                    "args": [
+                        {
+                            "defaultValue": "",
+                            "name": "self",
+                            "type": "blocks_base_classes.Mechanism"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "event_name",
+                            "type": "str"
+                        },
+                        {
+                            "defaultValue": "",
+                            "name": "event_handler",
+                            "type": "typing.Callable"
+                        }
+                    ],
+                    "declaringClassName": "blocks_base_classes.Mechanism",
+                    "functionName": "unregister_event_handler",
+                    "returnType": "None",
+                    "tooltip": ""
+                },
                 {
                     "args": [
                         {