Delete adjacent spaces in edition/publisher pattern

Replacing the prefix/suffix adjacent spaces with group and one delimiter space, as described generally in #1301 . Search for this pattern here (57 hits in 56 files):

```
<[^/>]*"edition"[^/>]*suffix="[^"/>]* "[^/>]*/?>\s*\r\n\s*<[^/>]*"publisher"[^/>]*prefix=" [^"/>]*"[^/>]*/?>
```

Happy New Year to you!