Automated update to Github CI to rustc nightly-2026-03-27

Update Nightly Rustc Bot · Update Nightly Rustc Bot · commit af44053c74dd · 2026-03-28T03:11:44.000Z
diff --git a/nightly-version b/nightly-version
@@ -1 +1 @@
-nightly-2026-02-20
+nightly-2026-03-27
