Fix highlighted lines

Signed-off-by: Dan Barr <6922515+danbarr@users.noreply.github.com>

Author: danbarr

docs/toolhive/guides-mcp/playwright.mdx

@@ -170,7 +170,7 @@ kubectl apply -f playwright.yaml
 For production deployments with network restrictions, add the
 `--allowed-origins` argument with a list of trusted domains:
 
-```yaml {16-17} title="playwright-restricted.yaml"
+```yaml {18-19} title="playwright-restricted.yaml"
 apiVersion: toolhive.stacklok.dev/v1alpha1
 kind: MCPServer
 metadata:
@@ -195,7 +195,7 @@ spec:
 Mount a persistent volume to save browser output files like screenshots and
 traces:
 
-```yaml {16-17,22-25,28-31} title="playwright-with-volume.yaml"
+```yaml {18-19,24-27,30-33} title="playwright-with-volume.yaml"
 apiVersion: toolhive.stacklok.dev/v1alpha1
 kind: MCPServer
 metadata: