[skip ci]Fix error log output format in meta_table.go (#12931)

Signed-off-by: NJackLCL <chenglong.li@zilliz.com>

internal/indexcoord/meta_table.go

@@ -79,7 +79,7 @@ func (mt *metaTable) reloadFromKV() error {
 		indexMeta := indexpb.IndexMeta{}
 		err = proto.Unmarshal([]byte(values[i]), &indexMeta)
 		if err != nil {
-			return fmt.Errorf("IndexCoord metaTable reloadFromKV UnmarshalText indexpb.IndexMeta err:%w", err)
+			return fmt.Errorf("indexCoord metaTable reloadFromKV UnmarshalText indexpb.IndexMeta err:%w", err)
 		}
 
 		meta := &Meta{