DOCSP-23895: fix platform support link (#991)

Author: jwilliams-mongo

source/tutorial/plan-k8s-op-compatibility.txt

@@ -37,7 +37,7 @@ MongoDB. The |k8s-op-short| isn't compatible with MongoDB versions that
 have reached end of life, or that are listed on the `MongoDB Alerts 
 <https://www.mongodb.com/alerts>`_ page. To learn more about
 which MongoDB versions your base image supports, see
-:manual:`Platform Support <administration/production-notes/#std-label-prod-notes-supported-platforms>` in the MongoDB Manual. 
+:manual:`Platform Support </administration/production-notes/#std-label-prod-notes-supported-platforms>` in the MongoDB Manual. 
 Unless otherwise noted, each |k8s-op-short| version listed spans the 
 full release series starting from the listed version.