Fix and re-enable abandoned tx tracker (#12533)

* Re-enable tracker

* generate

* update tracker

* fix race conditions

* Update tracker.go

* Update tracker.go

* Ensure thread safety

* Update tracker.go

* concurrently track txes

* Optimizations

* update logging

* Update tracker.go

* Update CHANGELOG.md

* Update common/txmgr/tracker.go

Co-authored-by: Jim W <poopoothegorilla@users.noreply.github.com>

* GetAbandonedTransactions

* lint

* enabled address check

* Update tracker_test.go

* Update tracker.go

* Ignore confirmed txes

* Don't resend abandoned txes

* Remove comment

* Update tracker_test.go

* Remove unused block height

* changeset

* Update tracker_test.go

---------

Co-authored-by: Jim W <poopoothegorilla@users.noreply.github.com>
Co-authored-by: Prashant Yadav <34992934+prashantkumar1982@users.noreply.github.com>

.changeset/gold-bottles-tell.md

@@ -0,0 +1,5 @@
+---
+"chainlink": minor
+---
+
+#added : Re-enable abandoned transaction tracker

common/txmgr/resender.go

@@ -140,9 +140,6 @@ func (er *Resender[CHAIN_ID, ADDR, TX_HASH, BLOCK_HASH, R, SEQ, FEE]) resendUnco
 		return fmt.Errorf("Resender failed getting enabled keys for chain %s: %w", er.chainID.String(), err)
 	}
 
-	// Tracker currently disabled for BCI-2638; refactor required
-	// resendAddresses = append(resendAddresses, er.tracker.GetAbandonedAddresses()...)
-
 	ageThreshold := er.txConfig.ResendAfterThreshold()
 	maxInFlightTransactions := er.txConfig.MaxInFlight()
 	olderThan := time.Now().Add(-ageThreshold)