filter "truncate-mac-address-to-24-bits": also truncate mac addresses in shelly hostnames

The rule for mac addresses without separators skips values preceded by "-" to leave UUIDs intact, so hostnames like "shellyfloodg4-<mac>.local" (e.g. in certificate SANs) kept the full mac address.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

gitconfig

@@ -83,7 +83,7 @@
 	required = true
 
 [filter "truncate-mac-address-to-24-bits"]
-	clean = sed -E     -e 's/(^|[^[:xdigit:]:])([[:xdigit:]]{2}(:[[:xdigit:]]{2}){2})(:[[:xdigit:]]{2}){3}([^[:xdigit:]:]|$)/\\1\\2:…\\5/g'     -e 's/(-[[:xdigit:]]{4}-40e7-(8e6c|9f6c)-[[:xdigit:]]{6})[[:xdigit:]]{6}([^[:xdigit:]]|$)/\\1…\\3/gI'     -e 's/(:[[:xdigit:]]{0,4}:[[:xdigit:]]{0,2}ff:fe)[[:xdigit:]]{2}:[[:xdigit:]]{1,4}([^[:xdigit:]:]|$)/\\1…\\2/gI'     -e 's/(^|[^[:xdigit:]-])([[:xdigit:]]{6})[[:xdigit:]]{6}([^[:xdigit:]]|$)/\\1\\2…\\3/g'
+	clean = sed -E -e 's/(^|[^[:xdigit:]:])([[:xdigit:]]{2}(:[[:xdigit:]]{2}){2})(:[[:xdigit:]]{2}){3}([^[:xdigit:]:]|$)/\\1\\2:…\\5/g' -e 's/(-[[:xdigit:]]{4}-40e7-(8e6c|9f6c)-[[:xdigit:]]{6})[[:xdigit:]]{6}([^[:xdigit:]]|$)/\\1…\\3/gI' -e 's/(:[[:xdigit:]]{0,4}:[[:xdigit:]]{0,2}ff:fe)[[:xdigit:]]{2}:[[:xdigit:]]{1,4}([^[:xdigit:]:]|$)/\\1…\\2/gI' -e 's/(^|[^[:xdigit:]-])([[:xdigit:]]{6})[[:xdigit:]]{6}([^[:xdigit:]]|$)/\\1\\2…\\3/g' -e 's/(shelly[[:alnum:]]+-[[:xdigit:]]{6})[[:xdigit:]]{6}([^[:xdigit:]]|$)/\\1…\\2/gI'
 	smudge = cat
 	required = true