present tense fix

Author: bhosmer-ant

docs/specification/draft/changelog.mdx

@@ -32,7 +32,7 @@ the previous revision, [2025-03-26](/specification/2025-03-26).
 ## Other schema changes
 
 1. Add `_meta` field to additional interface types (PR [#710](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/710)),
-   and specified [proper usage](/specification/draft/basic#meta).
+   and specify [proper usage](/specification/draft/basic#meta).
 2. Add `context` field to `CompletionRequest`, providing for completion requests to include
    previously-resolved variables (PR [#598](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/598)).
 3. Add `title` field for human-friendly display names, so that `name` can be used as a programmatic