set default or concurrency to 300 to match 100 on env

Author: nicktrn

apps/webapp/app/env.server.ts

@@ -192,7 +192,7 @@ const EnvironmentSchema = z.object({
   PUBSUB_REDIS_CLUSTER_MODE_ENABLED: z.string().default("0"),
 
   DEFAULT_ENV_EXECUTION_CONCURRENCY_LIMIT: z.coerce.number().int().default(100),
-  DEFAULT_ORG_EXECUTION_CONCURRENCY_LIMIT: z.coerce.number().int().default(100),
+  DEFAULT_ORG_EXECUTION_CONCURRENCY_LIMIT: z.coerce.number().int().default(300),
   DEFAULT_DEV_ENV_EXECUTION_ATTEMPTS: z.coerce.number().int().positive().default(1),
 
   //API Rate limiting