HOWTO-RELEASE: do ./Build dist earlier

docker builds break ./Build dist, so do it earlier.

doc/HOWTO-RELEASE

@@ -50,6 +50,7 @@ Release procedure
         ./Build install
         ./Build distcheck
         ./Build distmeta
+        ./Build dist
 
     - Check META.yaml and META.json have the new version number.
       They already should if the final step of this document was
@@ -76,8 +77,6 @@ Release procedure
 
     git tag -s v$version -m "Release $version"
 
-- Run ./Build dist
-
 - Upload the resulting Stow-v7.8.9.tar.gz to CPAN via https://pause.perl.org/
 
 - Wait until PAUSE has accepted the upload as a valid module.