httpcaddyfile: Sort skip_hosts for deterministic JSON (#5990)

* httpcaddyfile: Sort skip_hosts for deterministic JSON

* Update caddyconfig/httpcaddyfile/httptype.go

Co-authored-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* Fix test

* Bah

---------

Co-authored-by: Mohammed Al Sahaf <msaa1990@gmail.com>

caddyconfig/httpcaddyfile/httptype.go

@@ -820,6 +820,11 @@ func (st *ServerType) serversFromPairings(
 			}
 		}
 
+		// sort for deterministic JSON output
+		if srv.Logs != nil {
+			slices.Sort(srv.Logs.SkipHosts)
+		}
+
 		// a server cannot (natively) serve both HTTP and HTTPS at the
 		// same time, so make sure the configuration isn't in conflict
 		err := detectConflictingSchemes(srv, p.serverBlocks, options)

caddytest/integration/caddyfile_adapt/log_skip_hosts.txt

@@ -66,9 +66,9 @@ example.com {
 							"one.example.com": ""
 						},
 						"skip_hosts": [
+							"example.com",
 							"three.example.com",
-							"two.example.com",
-							"example.com"
+							"two.example.com"
 						]
 					}
 				}