doc: update date in man page template

BurntSushi · BurntSushi · commit 72a5291b4e46 · 2025-10-15T22:54:11.000-04:00
diff --git a/crates/core/flags/doc/template.rg.1 b/crates/core/flags/doc/template.rg.1
@@ -1,4 +1,4 @@
-.TH RG 1 2024-09-08 "!!VERSION!!" "User Commands"
+.TH RG 1 2025-10-15 "!!VERSION!!" "User Commands"
 .
 .
 .SH NAME
