fix: add foreignKey analyzer in multichecker

cmd/gormlint/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"golang.org/x/tools/go/analysis/multichecker"
+	"gormlint/foreignKeyCheck"
 	"gormlint/nullSafetyCheck"
 	"gormlint/referencesCheck"
 )
@@ -10,5 +11,6 @@ func main() {
 	multichecker.Main(
 		nullSafetyCheck.NullSafetyAnalyzer,
 		referencesCheck.ReferenceAnalyzer,
+		foreignKeyCheck.ForeignKeyCheck,
 	)
 }