Update docker base

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Use magenta (ff00ff) as a transparency key in `trim`.
 
 ### Fix
+- Fix crashes while processing some SVGs (dockerized version).
 - (pro) Fix parsing HEIF/AVIF meta.
 
 ## [2.16.3] - 2021-04-05

docker/Dockerfile

@@ -1,4 +1,4 @@
-ARG BASE_IMAGE_VERSION="v1.3.2"
+ARG BASE_IMAGE_VERSION="v1.4.0"
 
 FROM darthsim/imgproxy-base:${BASE_IMAGE_VERSION}
 LABEL maintainer="Sergey Alexandrovich <darthsim@gmail.com>"