Updated vendored dependencies

vendor/github.com/mattn/go-xmpp/xmpp.go

@@ -487,6 +487,8 @@ func (c *Client) startTLSIfRequired(f *streamFeatures, o *Options, domain string
 	case f.StartTLS == nil:
 		// the server does not support STARTTLS
 		return f, nil
+	case !o.StartTLS && f.StartTLS.Required == nil:
+		return f, nil
 	case f.StartTLS.Required != nil:
 		// the server requires STARTTLS.
 	case !o.StartTLS:

vendor/github.com/pborman/getopt/README.md

@@ -25,14 +25,14 @@ Typical usage:
 ```
 	Declare flags and have getopt return pointers to the values.
 	helpFlag := getopt.Bool('?', "display help")
-	cmdFlag := getopt.StringLong("command", 'c', "default", "the command)
+	cmdFlag := getopt.StringLong("command", 'c', "default", "the command")
 
 	Declare flags against existing variables.
-	var {
+	var (
 		fileName = "/the/default/path"
 		timeout = time.Second * 5
 		verbose bool
-	}
+	)
 	func init() {
 		getopt.Flag(&verbose, 'v', "be verbose")
 		getopt.FlagLong(&fileName, "path", 0, "the path")
@@ -165,7 +165,7 @@ flags or values.  As an example:
 	}
 ```
 
-If called with set to { "prog", "-a", "cmd", "-b", "arg" } then both and and
+If called with set to { "prog", "-a", "cmd", "-b", "arg" } then both a and
 b would be set, cmd would be set to "cmd", and opts.Args() would return {
 "arg" }.
 

vendor/github.com/pborman/getopt/getopt.go

@@ -21,7 +21,7 @@
 //
 //	// Declare the flags to be used
 //	helpFlag := getopt.Bool('?', "display help")
-//      cmdFlag := getopt.StringLong("command", 'c', "", "the command)
+//	cmdFlag := getopt.StringLong("command", 'c', "", "the command")
 //
 //	func main() {
 //		// Parse the program arguments

vendor/github.com/pborman/getopt/v2/getopt.go

@@ -21,7 +21,7 @@
 //
 //	// Declare flags and have getopt return pointers to the values.
 //	helpFlag := getopt.Bool('?', "display help")
-//	cmdFlag := getopt.StringLong("command", 'c', "default", "the command)
+//	cmdFlag := getopt.StringLong("command", 'c', "default", "the command")
 //
 //	// Declare flags against existing variables.
 //	var {