Remove 'Load external IDs from primary storage' from 2.14.3

This was already included in 2.14.2

Change-Id: If9f189686d64f4693c7a7612142e7a099be84070
diff --git a/releases/2.14.md b/releases/2.14.md
index b588884..b08575c 100644
--- a/releases/2.14.md
+++ b/releases/2.14.md
@@ -283,12 +283,6 @@
 
 ### 2.14.3 {#2.14.3}
 
-* Load external IDs from primary storage.
-
-  Loading the external ID from the primary storage is safer than finding
-  the account via the account index and then looking up the external ID
-  via the account cache since the account index may be stale.
-
 * [Issue 6853](https://bugs.chromium.org/p/gerrit/issues/detail?id=6853):
 Only attempt to parse `polygerrit` URL parameter on `GET` requests.