fix link, use constant

Author: terakilobyte

snooty.toml

@@ -7,3 +7,4 @@ toc_landing_pages = ["/fundamentals/authentication", "/fundamentals", "/fundamen
 version = 4.0
 package-name-org = "mongodb-org"
 pgp-version = "{+version+}"
+node-api = "https://mongodb.github.io/node-mongodb-native/{+version+}"

source/fundamentals/versioned-api.txt

@@ -134,4 +134,4 @@ interface.
 For more information on the options in this section, see the following
 API Documentation:
 
-- :java-docs:`ServerApi </interfaces/serverapi.html>`
+- `ServerApi <:{+node-api+}/interfaces/serverapi.html>`__