Use release-specific links for environment properties in 2.16.19 notes

Change-Id: I0a68c51ba9cdbf3d0774db234f8757784e581d84
diff --git a/pages/site/releases/2.16.md b/pages/site/releases/2.16.md
index b342c67..103558e 100644
--- a/pages/site/releases/2.16.md
+++ b/pages/site/releases/2.16.md
@@ -651,7 +651,7 @@
 
   * Allow end-to-end tests to proportionally scale on their expected execution times.
 
-    A `power_factor` [environment property](https://gerrit-review.googlesource.com/Documentation/dev-e2e-tests.html#_environment_properties)
+    A `power_factor` [environment property](http://gerrit-documentation.storage.googleapis.com/Documentation/2.16.19/dev-e2e-tests.html#_environment_properties)
     was added to the end-to-end tests core framework. Using that optional property,
     scenario steps can take some more (or less) time prior to expecting proper completion.
 
@@ -670,7 +670,7 @@
   * Allow scenarios to create and delete Gerrit changes alongside projects.
 
     Add the corresponding core support for an optional `http` request body to every such
-    `GerritSimulation`. Either automate or allow [environment properties](https://gerrit-review.googlesource.com/Documentation/dev-e2e-tests.html#_environment_properties)
+    `GerritSimulation`. Either automate or allow [environment properties](http://gerrit-documentation.storage.googleapis.com/Documentation/2.16.19/dev-e2e-tests.html#_environment_properties)
     to feed the related input test data.
 
     Beside core, make the `high-availability` and `multi-site` plugin scenarios test changes