Change trigger inline suggestion keybinding to Ctrl+Alt+Space (#14669)

* Change trigger inline suggestion keybinding to Ctrl+Alt+Space

fixed #14665

Author: JonasHelming

packages/ai-code-completion/src/browser/ai-code-completion-preference.ts

@@ -29,7 +29,7 @@ export const AICodeCompletionPreferencesSchema: PreferenceSchema = {
             type: 'boolean',
             description: 'Automatically trigger AI completions inline within any (Monaco) editor while editing.\
             \n\
-            Alternatively, you can manually trigger the code via the command "Trigger Inline Suggestion" or the default shortcut "SHIFT+Space".',
+            Alternatively, you can manually trigger the code via the command "Trigger Inline Suggestion" or the default shortcut "Ctrl+Alt+Space".',
             default: false
         },
         [PREF_AI_INLINE_COMPLETION_EXCLUDED_EXTENSIONS]: {

packages/ai-code-completion/src/browser/ai-code-frontend-application-contribution.ts

@@ -65,7 +65,7 @@ export class AIFrontendApplicationContribution implements FrontendApplicationCon
     registerKeybindings(keybindings: KeybindingRegistry): void {
         keybindings.registerKeybinding({
             command: 'editor.action.inlineSuggest.trigger',
-            keybinding: 'Shift+Space',
+            keybinding: 'Ctrl+Alt+Space',
             when: '!editorReadonly && editorTextFocus'
         });
     }