Bump to v0.13.6

lululxvi · lululxvi · commit 5cf1aa52711d · 2021-10-06T10:51:55.000-04:00
diff --git a/deepxde/__about__.py b/deepxde/__about__.py
@@ -1 +1 @@
-__version__ = "0.13.5"
+__version__ = "0.13.6"
