fix: promote golang-jwt/jwt to direct dependency in go.mod

The httpclient utility imports jwt/v4 directly, so it should be listed
as a direct dependency rather than indirect to satisfy go mod tidy.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: shodgetts

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/MakeNowJust/heredoc v1.0.0
 	github.com/cheynewallace/tabby v1.1.1
 	github.com/gizak/termui/v3 v3.1.0
+	github.com/golang-jwt/jwt/v4 v4.4.1
 	github.com/gorilla/websocket v1.5.0
 	github.com/spf13/cobra v1.4.0
 	github.com/spf13/pflag v1.0.5
@@ -18,7 +19,6 @@ require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
-	github.com/golang-jwt/jwt/v4 v4.4.1 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect