Remove env variable used for Dependency-Check plugin

Author: mottljan1

Dockerfile

@@ -116,13 +116,6 @@ RUN flutter config --no-analytics \
   && flutter doctor \
   && flutter update-packages
 
-# Dependency-Check Gradle plugin
-#
-# We use this Gradle plugin https://github.com/jeremylong/DependencyCheck for checking vulnerabilities in our dependencies, but it relies
-# on env variable to determine encoding for dependency parsing, so we need to set this variable to make the task work as discussed and described more
-# here https://github.com/jeremylong/DependencyCheck/issues/1742
-ENV LC_ALL C.UTF-8
-
 # git LFS support
 RUN curl -s https://packagecloud.io/install/repositories/github/git-lfs/script.deb.sh | bash \
     && apt-get install -y git-lfs \