Automated update to Github CI to rustc nightly-2025-07-01

Update Nightly Rustc Bot · Update Nightly Rustc Bot · commit 7f3254837c6a · 2025-07-03T00:37:02.000Z
diff --git a/nightly-version b/nightly-version
@@ -1 +1 @@
-nightly-2025-06-23
+nightly-2025-07-01
