Automated update to Github CI to rustc nightly-2025-08-01

Update Nightly Rustc Bot · Update Nightly Rustc Bot · commit b989c159e4d4 · 2025-08-02T02:22:54.000Z
diff --git a/nightly-version b/nightly-version
@@ -1 +1 @@
-nightly-2025-03-21
+nightly-2025-08-01
