updated sqlite engine to address compilation errors

pkg/sla/sla_test.go

@@ -4,7 +4,7 @@ import (
 	"database/sql"
 	"testing"
 
-	_ "github.com/mattn/go-sqlite3"
+	_ "modernc.org/sqlite"
 )
 
 // GetSLAPolicy simulates the core engine function that fetches SLA rules
@@ -16,7 +16,7 @@ func GetSLAPolicy(db *sql.DB, domain string, severity string) (daysToRemediate i
 
 // setupTestDB spins up an isolated, in-memory database for testing
 func setupTestDB(t *testing.T) *sql.DB {
-	db, err := sql.Open("sqlite3", ":memory:")
+	db, err := sql.Open("sqlite", ":memory:")
 	if err != nil {
 		t.Fatalf("Failed to open test database: %v", err)
 	}