Make ctrl-alt-b / cmd-alt-b toggle right dock (#33190)

Closes: https://github.com/zed-industries/zed/issues/33147

In VSCode ctrl-alt-b / cmd-alt-b toggles the right dock. Zed should
follow this behavior.

See also:
- https://github.com/zed-industries/zed/pull/31630

Release Notes:

- N/A

assets/keymaps/default-linux.json

@@ -243,8 +243,7 @@
       "ctrl-alt-e": "agent::RemoveAllContext",
       "ctrl-shift-e": "project_panel::ToggleFocus",
       "ctrl-shift-enter": "agent::ContinueThread",
-      "alt-enter": "agent::ContinueWithBurnMode",
-      "ctrl-alt-b": "agent::ToggleBurnMode"
+      "alt-enter": "agent::ContinueWithBurnMode"
     }
   },
   {

assets/keymaps/default-macos.json

@@ -283,8 +283,7 @@
       "cmd-alt-e": "agent::RemoveAllContext",
       "cmd-shift-e": "project_panel::ToggleFocus",
       "cmd-shift-enter": "agent::ContinueThread",
-      "alt-enter": "agent::ContinueWithBurnMode",
-      "cmd-alt-b": "agent::ToggleBurnMode"
+      "alt-enter": "agent::ContinueWithBurnMode"
     }
   },
   {
@@ -587,7 +586,6 @@
       "alt-cmd-o": ["projects::OpenRecent", { "create_new_window": false }],
       "ctrl-cmd-o": ["projects::OpenRemote", { "from_existing_connection": false, "create_new_window": false }],
       "ctrl-cmd-shift-o": ["projects::OpenRemote", { "from_existing_connection": true, "create_new_window": false }],
-      "alt-cmd-b": "branches::OpenRecent",
       "ctrl-~": "workspace::NewTerminal",
       "cmd-s": "workspace::Save",
       "cmd-k s": "workspace::SaveWithoutFormat",

assets/keymaps/linux/cursor.json

@@ -8,7 +8,6 @@
       "ctrl-shift-i": "agent::ToggleFocus",
       "ctrl-l": "agent::ToggleFocus",
       "ctrl-shift-l": "agent::ToggleFocus",
-      "ctrl-alt-b": "agent::ToggleFocus",
       "ctrl-shift-j": "agent::OpenConfiguration"
     }
   },
@@ -42,7 +41,6 @@
       "ctrl-shift-i": "workspace::ToggleRightDock",
       "ctrl-l": "workspace::ToggleRightDock",
       "ctrl-shift-l": "workspace::ToggleRightDock",
-      "ctrl-alt-b": "workspace::ToggleRightDock",
       "ctrl-w": "workspace::ToggleRightDock", // technically should close chat
       "ctrl-.": "agent::ToggleProfileSelector",
       "ctrl-/": "agent::ToggleModelSelector",

assets/keymaps/macos/cursor.json

@@ -8,7 +8,6 @@
       "cmd-shift-i": "agent::ToggleFocus",
       "cmd-l": "agent::ToggleFocus",
       "cmd-shift-l": "agent::ToggleFocus",
-      "cmd-alt-b": "agent::ToggleFocus",
       "cmd-shift-j": "agent::OpenConfiguration"
     }
   },
@@ -43,7 +42,6 @@
       "cmd-shift-i": "workspace::ToggleRightDock",
       "cmd-l": "workspace::ToggleRightDock",
       "cmd-shift-l": "workspace::ToggleRightDock",
-      "cmd-alt-b": "workspace::ToggleRightDock",
       "cmd-w": "workspace::ToggleRightDock", // technically should close chat
       "cmd-.": "agent::ToggleProfileSelector",
       "cmd-/": "agent::ToggleModelSelector",