Revert "run as bitwarden group/user"

This reverts commit e499087a57.

src/Icons/Dockerfile

@@ -5,10 +5,6 @@ RUN apt-get update \
         unzip \
     && rm -rf /var/lib/apt/lists/*
 
-RUN groupadd -g 999 bitwarden && \
-    useradd -r -u 999 -g bitwarden bitwarden
-USER bitwarden
-
 WORKDIR /tmp
 COPY iconserver.sha256 .
 RUN curl -L -o iconserver.zip https://github.com/mat/besticon/releases/download/v3.6.0/iconserver_linux_amd64.zip \