doc: Clarify project naming

Clarify the project naming in the history section of the docs
to match the recent license preamble changes.

Backpatch to all supported versions.

Author: Dave Page 
Reviewed-by: Daniel Gustafsson 
Discussion: https://postgr.es/m/CA+OCxozLzK2+Jc14XZyWXSp6L9Ot+3efwXUE35FJG=fsbib2EA@mail.gmail.com
Backpatch-through: 13

diff --git a/doc/src/sgml/history.sgml b/doc/src/sgml/history.sgml
index 3bf60fc563b09cb85fe133677e60be8ffb69dac1..070cfb8c94bec85f202f6b33c1994870a82d856e 100644 (file)
--- a/doc/src/sgml/history.sgml
+++ b/doc/src/sgml/history.sgml
@@ -197,11 +197,10 @@
   
 
   
-   Many people continue to refer to
-   PostgreSQL as Postgres
-   (now rarely in all capital letters) because of tradition or because
-   it is easier to pronounce.  This usage is widely accepted as a
-   nickname or alias.
+   Postgres is still considered an official
+   project name, both because of tradition and because people find it
+   easier to pronounce Postgres than
+   PostgreSQL.