fix(spans): Formatting error & link from envelope items (#15239)

Author: jjbayer

develop-docs/sdk/data-model/envelope-items.mdx

@@ -457,6 +457,10 @@ _None_
 
 _None_
 
+### Spans
+
+For Version 2 of the spans protocol, see <Link to="/sdk/telemetry/spans/span-protocol">Span Protocol</Link>.
+
 ### Reserved Types
 
 Reserved types may not be written by any implementation. They are reserved for

develop-docs/sdk/telemetry/spans/span-protocol.mdx

@@ -92,21 +92,21 @@ The envelope item payload must contain an `items` array with span one and up to
         "http.response.status_code": {
           "type": "integer",
           "value": 200
-        },
-        "links": [
-			{
-			"span_id": "6c71fc6b09b8b716",
-			"trace_id": "627a2885119dcc8184fae7eef09438cb",
-			"sampled": true,
-			"attributes": {
-				"sentry.link.type": {
-				"type": "string",
-				"value": "previous_trace"
-				}
-			}
-			}
-      	]
+        }
       },
+      "links": [
+        {
+          "span_id": "6c71fc6b09b8b716",
+          "trace_id": "627a2885119dcc8184fae7eef09438cb",
+          "sampled": true,
+          "attributes": {
+            "sentry.link.type": {
+              "type": "string",
+              "value": "previous_trace"
+            }
+          }
+        }
+      ]
     },
     {
       "trace_id": "6cf173d587eb48568a9b2e12dcfbea52",