Update version for new release (twitter-forks#29)

rajatsri28 · msumit · commit 6a7505b41b09 · 2020-01-07T15:00:26.000+05:30
diff --git a/airflow/version.py b/airflow/version.py
@@ -18,4 +18,4 @@
 # under the License.
 #
 
-version = '1.10.0+twtr25'
+version = '1.10.0+twtr26'
