fix typo (#2925)

Author: devalog

fern/products/sdks/snippets/option-1-openapi.mdx

@@ -4,7 +4,7 @@
       `--openapi` flag accepts either format, so you can use whichever format your
       API spec is available in.
 
-      Run one of the following commands based on your spec's location:test
+      Run one of the following commands based on your spec's location:
 
      <CodeBlocks>