Update cheatsheets.

docs/keybindings/Keybindings_en.md

@@ -96,6 +96,7 @@ _This file is auto-generated. To update, make the changes in the pkg/i18n direct
   <kbd>ctrl+k</kbd>: move commit up one
   <kbd>v</kbd>: paste commits (cherry-pick)
   <kbd>A</kbd>: amend commit with staged changes
+  <kbd>a</kbd>: reset commit author
   <kbd>t</kbd>: revert commit
   <kbd>T</kbd>: tag commit
   <kbd>ctrl+l</kbd>: open log menu

docs/keybindings/Keybindings_nl.md

@@ -123,6 +123,7 @@ _This file is auto-generated. To update, make the changes in the pkg/i18n direct
   <kbd>ctrl+k</kbd>: verplaats commit 1 naar boven
   <kbd>v</kbd>: plak commits (cherry-pick)
   <kbd>A</kbd>: wijzig commit met staged veranderingen
+  <kbd>a</kbd>: reset commit author
   <kbd>t</kbd>: commit ongedaan maken
   <kbd>T</kbd>: tag commit
   <kbd>ctrl+l</kbd>: open log menu

docs/keybindings/Keybindings_pl.md

@@ -82,6 +82,7 @@ _This file is auto-generated. To update, make the changes in the pkg/i18n direct
   <kbd>ctrl+k</kbd>: przenieś commit 1 w górę
   <kbd>v</kbd>: wklej commity (przebieranie)
   <kbd>A</kbd>: popraw commit zmianami z poczekalni
+  <kbd>a</kbd>: reset commit author
   <kbd>t</kbd>: odwróć commit
   <kbd>T</kbd>: tag commit
   <kbd>ctrl+l</kbd>: open log menu

docs/keybindings/Keybindings_zh.md

@@ -125,6 +125,7 @@ _This file is auto-generated. To update, make the changes in the pkg/i18n direct
   <kbd>ctrl+k</kbd>: 上移提交
   <kbd>v</kbd>: 粘贴提交（拣选）
   <kbd>A</kbd>: 用已暂存的更改来修补提交
+  <kbd>a</kbd>: reset commit author
   <kbd>t</kbd>: 还原提交
   <kbd>T</kbd>: 标签提交
   <kbd>ctrl+l</kbd>: 打开日志菜单