update gortsplib (#1561)

go.mod

@@ -5,7 +5,7 @@ go 1.18
 require (
 	code.cloudfoundry.org/bytefmt v0.0.0
 	github.com/alecthomas/kong v0.7.1
-	github.com/aler9/gortsplib/v2 v2.1.3
+	github.com/aler9/gortsplib/v2 v2.1.4
 	github.com/asticode/go-astits v1.11.0
 	github.com/bluenviron/gohlslib v0.0.0-20230310115623-ec8d496cca25
 	github.com/fsnotify/fsnotify v1.4.9

go.sum

@@ -4,8 +4,8 @@ github.com/alecthomas/assert/v2 v2.1.0 h1:tbredtNcQnoSd3QBhQWI7QZ3XHOVkw1Moklp2o
 github.com/alecthomas/kong v0.7.1 h1:azoTh0IOfwlAX3qN9sHWTxACE2oV8Bg2gAwBsMwDQY4=
 github.com/alecthomas/kong v0.7.1/go.mod h1:n1iCIO2xS46oE8ZfYCNDqdR0b0wZNrXAIAqro/2132U=
 github.com/alecthomas/repr v0.1.0 h1:ENn2e1+J3k09gyj2shc0dHr/yjaWSHRlrJ4DPMevDqE=
-github.com/aler9/gortsplib/v2 v2.1.3 h1:znbqEnbf0O+Tw7lLsjQhUUWGo3cwB3LONQZBdrO+EgE=
-github.com/aler9/gortsplib/v2 v2.1.3/go.mod h1:cAiyLAIGi6jbopr4EcyT7xY2tK6HzRcnwiI2cYfJ09s=
+github.com/aler9/gortsplib/v2 v2.1.4 h1:A4C4Qxz3aQibphXoKsifwKmKZRY7leaO3jHkA+SQ2kw=
+github.com/aler9/gortsplib/v2 v2.1.4/go.mod h1:Eegw8PWa8hNYXiYMlbK3RX1gr7+r25MxniAPGA+kKUE=
 github.com/aler9/writerseeker v0.0.0-20220601075008-6f0e685b9c82 h1:9WgSzBLo3a9ToSVV7sRTBYZ1GGOZUpq4+5H3SN0UZq4=
 github.com/aler9/writerseeker v0.0.0-20220601075008-6f0e685b9c82/go.mod h1:qsMrZCbeBf/mCLOeF16KDkPu4gktn/pOWyaq1aYQE7U=
 github.com/asticode/go-astikit v0.30.0 h1:DkBkRQRIxYcknlaU7W7ksNfn4gMFsB0tqMJflxkRsZA=