Automated update to Github CI to rustc nightly-2025-08-29

Update Nightly Rustc Bot · Update Nightly Rustc Bot · commit 0ed5a7a7fe47 · 2025-08-30T01:55:57.000Z
diff --git a/nightly-version b/nightly-version
@@ -1 +1 @@
-nightly-2025-03-21
+nightly-2025-08-29
