bump version

Jintao-Huang · Jintao-Huang · commit c8a0049a9a1f · 2025-09-15T16:16:18.000+08:00
diff --git a/swift/version.py b/swift/version.py
@@ -1,5 +1,5 @@
 # Make sure to modify __release_datetime__ to release time when making official release.
-__version__ = '3.8.0'
+__version__ = '3.8.1'
 # default release datetime for branches under active development is set
 # to be a time far-far-away-into-the-future
-__release_datetime__ = '2025-09-08 23:59:59'
+__release_datetime__ = '2025-09-15 23:59:59'
