feat: remove unused performer metadata field (#52)

Author: seanmcgary

gen/api-ts/eigenlayer/hourglass/v1/performer/performer.pb.ts

@@ -28,7 +28,6 @@ export type StartSyncResponse = {
 export type TaskRequest = {
   taskId?: Uint8Array
   payload?: Uint8Array
-  metadata?: Uint8Array
 }
 
 export type TaskResponse = {

gen/openapi/api.public.swagger.json

@@ -3008,10 +3008,6 @@
       "TaskRequest": {
         "type": "object",
         "properties": {
-          "metadata": {
-            "type": "string",
-            "format": "byte"
-          },
           "payload": {
             "type": "string",
             "format": "byte"

gen/openapi/api.swagger.json

@@ -4019,10 +4019,6 @@
       "TaskRequest": {
         "type": "object",
         "properties": {
-          "metadata": {
-            "type": "string",
-            "format": "byte"
-          },
           "payload": {
             "type": "string",
             "format": "byte"