Bump dart from `cae3bdd` to `65138b3` in /auto_submit (#2197)

diff --git a/auto_submit/Dockerfile b/auto_submit/Dockerfile
index 6ec4a9f..bce6c01 100644
--- a/auto_submit/Dockerfile
+++ b/auto_submit/Dockerfile
@@ -4,7 +4,7 @@
 
 
 # Dart Docker official images can be found here: https://hub.docker.com/_/dart
-FROM dart:beta@sha256:cae3bdd45ca896493a05c7d3a2c0455ee5727a807cc425d77875cfabd109a0b1
+FROM dart:beta@sha256:65138b3cbb561d2c9f7b2e6bf71454c10da097a61dc5e56d30a21bda22c34adc
 
 WORKDIR /app