Add missing call to run_locale_gen()

And mention the new feature in the news file.

Author: hundeboll

mkosi/__init__.py

@@ -4059,6 +4059,7 @@ def build_image(context: Context) -> None:
         install_systemd_boot(context)
         install_grub(context)
         install_shim(context)
+        run_locale_gen(context)
         run_sysusers(context)
         run_tmpfiles(context)
         run_preset(context)

mkosi/resources/man/mkosi.news.7.md

@@ -4,6 +4,10 @@
 
 # mkosi Changelog
 
+## v27
+
+- Generate locales configured in `/etc/locale.gen`.
+
 ## v26
 
 - Extra options to commands invoked by mkosi (e.g. when using `mkosi boot`