docs(termux): 对外口径升级——CPU 软渲染 + 自编 Mesa GPU 两条路径各真机验证一次（用户拍板 A，四处同步）

README.md

@@ -196,7 +196,7 @@ This list is the reason to believe the rest. None of it is hidden behind marketi
 - **No native file chooser.** Import takes drag-and-drop or a pasted path.
 - **Android/Termux is experimental and not promised**: no released asset targets it. A GUI build is
   possible from source via the glibc toolchain (`packaging/docs/termux-glibc-build.md`, branch notes:
-  [`README.termux.md`](README.termux.md)); it was verified once on CPU rendering only.
+  [`README.termux.md`](README.termux.md)); it was verified on-device twice: once on CPU software rendering, once with GPU acceleration via a self-built Mesa/turnip stack (see the evidence in README.termux.md).
 
 ## Download and run