Update Go version and dependencies

The Go version has been updated to 1.22 and several dependencies including 'github.com/golang-jwt/jwt/v5' and the 'golang.org/x' packages have also been upgraded to newer versions. This is to fix CVE errors.

go.mod

@@ -1,10 +1,10 @@
 module github.com/nilpntr/ginsec
 
-go 1.20
+go 1.22
 
 require (
 	github.com/gin-gonic/gin v1.9.1
-	github.com/golang-jwt/jwt/v5 v5.0.0
+	github.com/golang-jwt/jwt/v5 v5.2.0
 )
 
 require (
@@ -26,10 +26,10 @@ require (
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.11 // indirect
 	golang.org/x/arch v0.3.0 // indirect
-	golang.org/x/crypto v0.9.0 // indirect
-	golang.org/x/net v0.10.0 // indirect
-	golang.org/x/sys v0.8.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/crypto v0.19.0 // indirect
+	golang.org/x/net v0.21.0 // indirect
+	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )