docs: Make mark-as-read-bulk use curl example system.

templates/zerver/api/mark-as-read-bulk.md

@@ -13,10 +13,7 @@ Marks all of the current user's unread messages as read.
 
 {tab|curl}
 
-``` curl
-curl -X POST {{ api_url }}/v1/mark_all_as_read \
-    -u BOT_EMAIL_ADDRESS:BOT_API_KEY
-```
+{generate_code_example(curl)|/mark_all_as_read:post|example}
 
 {end_tabs}
 
@@ -48,11 +45,7 @@ Mark all the unread messages in a stream as read.
 
 {tab|curl}
 
-``` curl
-curl -X POST {{ api_url }}/v1/mark_stream_as_read \
-    -u BOT_EMAIL_ADDRESS:BOT_API_KEY \
-    -d "stream_id=42"
-```
+{generate_code_example(curl)|/mark_stream_as_read:post|example}
 
 {end_tabs}
 
@@ -84,12 +77,7 @@ Mark all the unread messages in a topic as read.
 
 {tab|curl}
 
-``` curl
-curl -X POST {{ api_url }}/v1/mark_topic_as_read \
-    -u BOT_EMAIL_ADDRESS:BOT_API_KEY \
-    -d "stream_id=42" \
-    -d "topic_name=new coffee machine"
-```
+{generate_code_example(curl)|/mark_topic_as_read:post|example}
 
 {end_tabs}
 

zerver/openapi/test_curl_examples.py

@@ -25,6 +25,7 @@ exclude_list = [
     'delete-message.md',
     'get-message-history.md',
     'update-message-flags.md',
+    'mark-as-read-bulk.md',
 ]
 
 def test_generated_curl_examples_for_success(client: Client) -> None: