[iPad] "SmallHeart" text overflows container in Show Icon side documentation (Blocks editor)

Describe the bug
On iPad, in the Blocks editor side documentation for Show Icon, the code snippet in the Fast Beating Heart section is not properly contained. The "SmallHeart" text overflows the code block container.

Steps to reproduce the behavior:

1. Navigate to Microsoft MakeCode for micro:bit on an iPad.
2. Open any existing Blocks project.
3. Click the Help icon and select the Reference link.
4. Navigate to Basic → Show Icon.
5. Scroll down to the Fast Beating Heart section.
6. Obverse the "SmallHeart" text in the code snippet.

Actual behavior
The "SmallHeart" text overflows the code snippet container.

Expected behavior
The "SmallHeart" text should be fully visible within the code snippet container without overflow.

Screenshots

Additional context
1.OS: iPad Pro 11 26.5
2.Browser: Safari
3.Makecode.microbit.org version: 8.1.24
4.Microsoft MakeCode version: 12.3.19

Reproduce the issue in the Blocks editor on an iPad using Safari, then inspect the Show Icon side documentation and the Fast Beating Heart code snippet. Done means the “SmallHeart” text is fully visible within its code block container without overflow.