fix: Add some missing message strings. (#8908)

* fix: Add some missing message strings.

* fix: Prefix messages with SHORTCUTS

Author: gonfunko

msg/json/en.json

@@ -1,7 +1,7 @@
 {
 	"@metadata": {
 		"author": "Ellen Spertus <ellen.spertus@gmail.com>",
-		"lastupdated": "2025-04-21 08:25:34.842680",
+		"lastupdated": "2025-04-21 10:42:10.549634",
 		"locale": "en",
 		"messagedocumentation" : "qqq"
 	},
@@ -425,5 +425,8 @@
 	"CUT_SHORTCUT": "Cut (%1)",
 	"COPY_SHORTCUT": "Copy (%1)",
 	"PASTE_SHORTCUT": "Paste (%1)",
-	"HELP_PROMPT": "Press %1 for help on keyboard controls"
+	"HELP_PROMPT": "Press %1 for help on keyboard controls",
+	"SHORTCUTS_GENERAL": "General",
+	"SHORTCUTS_EDITING": "Editing",
+	"SHORTCUTS_CODE_NAVIGATION": "Code navigation"
 }

msg/json/qqq.json

@@ -431,5 +431,8 @@
 	"CUT_SHORTCUT": "menu label - Contextual menu item that cuts the focused item.",
 	"COPY_SHORTCUT": "menu label - Contextual menu item that copies the focused item.",
 	"PASTE_SHORTCUT": "menu label - Contextual menu item that pastes the previously copied item.",
-	"HELP_PROMPT": "Alert message shown to prompt users to review available keyboard shortcuts."
+	"HELP_PROMPT": "Alert message shown to prompt users to review available keyboard shortcuts.",
+	"SHORTCUTS_GENERAL": "shortcut list section header - Label for general purpose keyboard shortcuts.",
+	"SHORTCUTS_EDITING": "shortcut list section header - Label for keyboard shortcuts related to editing a workspace.",
+	"SHORTCUTS_CODE_NAVIGATION": "shortcut list section header - Label for keyboard shortcuts related to moving around the workspace."
 }

msg/messages.js

@@ -1720,4 +1720,15 @@ Blockly.Msg.COPY_SHORTCUT = 'Copy (%1)';
 Blockly.Msg.PASTE_SHORTCUT = 'Paste (%1)';
 /** @type {string} */
 /// Alert message shown to prompt users to review available keyboard shortcuts.
-Blockly.Msg.HELP_PROMPT = 'Press %1 for help on keyboard controls';
+Blockly.Msg.HELP_PROMPT = 'Press %1 for help on keyboard controls';
+/** @type {string} */
+/// shortcut list section header - Label for general purpose keyboard shortcuts.
+Blockly.Msg.SHORTCUTS_GENERAL = 'General';
+/** @type {string} */
+/// shortcut list section header - Label for keyboard shortcuts related to
+/// editing a workspace.
+Blockly.Msg.SHORTCUTS_EDITING = 'Editing'
+/** @type {string} */
+/// shortcut list section header - Label for keyboard shortcuts related to
+/// moving around the workspace.
+Blockly.Msg.SHORTCUTS_CODE_NAVIGATION = 'Code navigation';