feat(connector): [NEXIXPAY] Add template code (#5684)

Co-authored-by: Mrudul Vajpayee <mrudul.vajpayee@mrudulvajpayee-XJWXCWP7HF.local>
Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/api_models/src/enums.rs

@@ -47,6 +47,7 @@ pub enum RoutingAlgorithm {
 #[strum(serialize_all = "snake_case")]
 pub enum Connector {
     // Novalnet,
+    // Nexixpay,
     // Fiservemea,
     Adyenplatform,
     #[cfg(feature = "dummy_connector")]
@@ -211,6 +212,7 @@ impl Connector {
             Self::Aci
             // Add Separate authentication support for connectors
 			// | Self::Novalnet
+			// | Self::Nexixpay
 			// | Self::Taxjar
 			// | Self::Fiservemea
             | Self::Adyen