[libadwaita/wip/exalm/alpha4: 5/6] doc: Fix expander row method mentions in migration guide

[Alexander Mikhaylenko <alexm src gnome org>]

commit ff2aeaba46851467fcfea720be1cf306a9ec5ad6
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Tue Nov 2 13:53:59 2021 +0500

    doc: Fix expander row method mentions in migration guide

 doc/migrating-between-development-versions.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/doc/migrating-between-development-versions.md b/doc/migrating-between-development-versions.md
index 2bd7b387..0f119128 100644
--- a/doc/migrating-between-development-versions.md
+++ b/doc/migrating-between-development-versions.md
@@ -225,7 +225,8 @@ The title and subtitle have markup enabled, make sure to escape it with
 
 ### Adapt to [class@Adw.ExpanderRow] API Changes
 
-The `adw_expander_row_add ()` function has been renamed to `adw_expander_row_add_row ()`.
+The `adw_expander_row_add()` function has been renamed to
+[method@Adw.ExpanderRow.add_row].
 
 ### Adjusting Header Bar Icons