[core, qt] remove non-ascii from src code (#2779)

Done with `find src -type f -iname '*.md' -print0 | xargs -0 pcregrep --color='auto' -nr '[^\x00-\x7F]'`
Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2779
Reviewed-by: crueter <crueter@eden-emu.dev>
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

src/core/hle/service/nifm/nifm.cpp

@@ -316,7 +316,7 @@ private:
             g_last_scan_results = scan_results;
         }
 
-        // ❸ choose result code
+        // choose result code
         const bool ok = !scan_results.empty();
         Finish(ok ? ResultSuccess : ResultPendingConnection);
     }