rework keyboard shortcuts

docs/src/docPages/api/marks/code.md

@@ -23,7 +23,8 @@ yarn add @tiptap/extension-code
 | code    | —          | Mark text as inline code. |
 
 ## Keyboard shortcuts
-* `Alt`&nbsp;<code>`</code>
+* Windows/Linux: `Control`&nbsp;`E`
+* macOS: `Cmd`&nbsp;`E`
 
 ## Source code
 [packages/extension-code/](https://github.com/ueberdosis/tiptap-next/blob/main/packages/extension-code/)

docs/src/docPages/api/marks/highlight.md

@@ -23,8 +23,8 @@ yarn add @tiptap/extension-highlight
 | highlight | color   | Mark text as highlighted, optionally pass a specific color. |
 
 ## Keyboard shortcuts
-* Windows/Linux: `Control` `E`
-* macOS: `Cmd` `E`
+* Windows/Linux: `Control` `Shift` `H`
+* macOS: `Cmd` `Shift` `H`
 
 ## Source code
 [packages/extension-highlight/](https://github.com/ueberdosis/tiptap-next/blob/main/packages/extension-highlight/)

docs/src/docPages/api/marks/strike.md

@@ -27,8 +27,8 @@ yarn add @tiptap/extension-strike
 | strike  | —          | Mark text as strikethrough. |
 
 ## Keyboard shortcuts
-* Windows/Linux: `Control` `D`
-* macOS: `Cmd` `D`
+* Windows/Linux: `Control` `Shift` `X`
+* macOS: `Cmd` `Shift` `X`
 
 ## Source code
 [packages/extension-strike/](https://github.com/ueberdosis/tiptap-next/blob/main/packages/extension-strike/)