chore: remove indentation in example output

I think this was just a cut/paste remnant, it wasn't functional

src/content/docs/apm/agents/net-agent/attributes/net-attribute-examples.mdx

@@ -32,9 +32,9 @@ foo, bar, request.parameters.foo, request.parameters.bar
 
 ```
 transaction_tracer: none
-  error_collector: none
-  transaction_events: none
-  browser_monitoring: none
+error_collector: none
+transaction_events: none
+browser_monitoring: none
 ```
 
 ## Select specific destinations [#example2]
@@ -68,9 +68,9 @@ foo, bar, request.parameters.foo, request.parameters.bar
 
 ```
 transaction_tracer: none
-  error_collector: bar
-  transaction_events: bar
-  browser_monitoring: none
+error_collector: bar
+transaction_events: bar
+browser_monitoring: none
 ```
 
 ## Select values and destinations [#example3]
@@ -104,9 +104,9 @@ food, food.bread, food.fruit.banana, food.fruit.apple
 
 ```
 transaction_tracer: food.fruit.apple
-  error_collector: food.fruit.banana, food.fruit.apple
-  transaction_events: food.fruit.banana, food.fruit.apple
-  browser_monitoring: food.fruit.banana, food.fruit.apple
+error_collector: food.fruit.banana, food.fruit.apple
+transaction_events: food.fruit.banana, food.fruit.apple
+browser_monitoring: food.fruit.banana, food.fruit.apple
 ```
 
 ## Emulating legacy server-side attribute behavior [#emulating]