Fix api changes

Signed-off-by: Antonio Jesus Navarro Perez <[email protected]>

Author: ajnavarro

internal/rule/squashjoins_test.go

@@ -2531,3 +2531,7 @@ type dummyLookup struct {
 func (dummyLookup) Values() (sql.IndexValueIter, error) {
 	panic("dummyLookup Values is a placeholder")
 }
+
+func (l dummyLookup) Indexes() []string {
+	return []string{fmt.Sprintf("index_%d", l.n)}
+}

squash_iterator_test.go

@@ -1010,3 +1010,7 @@ type lookup struct {
 func (l lookup) Values() (sql.IndexValueIter, error) {
 	return l.values, nil
 }
+
+func (l lookup) Indexes() []string {
+	return []string{"test_idx"}
+}