A couple of docs fixes

Author: ericallam

docs/how-it-works.mdx

@@ -167,7 +167,7 @@ Example of a parent and child task using the Checkpoint-Resume System:
 ```ts
 import { task, wait } from "@trigger.dev/sdk/v3";
 
-const parentTask = task({
+export const parentTask = task({
   id: "parent-task",
   run: async () => {
     console.log("Starting parent task");
@@ -186,7 +186,7 @@ const parentTask = task({
   },
 });
 
-const childTask = task({
+export const childTask = task({
   id: "child-task",
   run: async (payload: { data: string }) => {
     console.log("Starting child task with data:", payload.data);

docs/logging.mdx

@@ -47,7 +47,7 @@ Trigger.dev uses OpenTelemetry tracing under the hood. With automatic tracing fo
 
 ![The run log](/images/auto-instrumentation.png)
 
-You can [add instrumentations](/trigger-config#instrumentations). The Prisma one above will automatically trace all Prisma queries.
+You can [add instrumentations](/config/config-file#instrumentations). The Prisma one above will automatically trace all Prisma queries.
 
 ### Add custom traces