The perf trampoline can free the jitted code when is still used

[pablogsal]

Deactivating the trampoline frees the code arenas but this can happen when we are under the trampolines themselves so this leads to UB.

Linked PRs

• gh-112367: Only free perf trampoline arenas at shutdown #112368
• [3.12] gh-112367: Only free perf trampoline arenas at shutdown (GH-112368) #112590