feat(router): Add payments get-intent API for v2 (#6396)

Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>

crates/router_env/src/logger/types.rs

@@ -171,6 +171,8 @@ pub enum Flow {
     PaymentsAggregate,
     /// Payments Create Intent flow
     PaymentsCreateIntent,
+    /// Payments Get Intent flow
+    PaymentsGetIntent,
     #[cfg(feature = "payouts")]
     /// Payouts create flow
     PayoutsCreate,