Fix stale docs for `--announce_rc`.

unknown commit made it so we no longer unconditionally announce startup options.

PiperOrigin-RevId: 627569100
Change-Id: If4b345a38d464812faf35a2f60e6f496dfb811d5
diff --git a/site/en/docs/user-manual.md b/site/en/docs/user-manual.md
index 8025836..408ee91 100644
--- a/site/en/docs/user-manual.md
+++ b/site/en/docs/user-manual.md
@@ -2464,8 +2464,8 @@
 
 #### `--[no]announce_rc` {:#announce-rc}
 
-Controls whether Bazel announces command options read from the bazelrc file when
-starting up. (Startup options are unconditionally announced.)
+Controls whether Bazel announces startup options and command options read from
+the bazelrc files when starting up.
 
 #### `--color (yes|no|auto)` {:#color}