Automated update to Github CI to rustc nightly-2025-07-30

Update Nightly Rustc Bot · Update Nightly Rustc Bot · commit 75c22db445d9 · 2025-07-31T02:29:37.000Z
diff --git a/nightly-version b/nightly-version
@@ -1 +1 @@
-nightly-2024-08-04
+nightly-2025-07-30
