barrel: Remove uploadprogress

During testing, it turns out that Drupal does not recognize the
uploadprogress library for unknown reasons. Therefore this commit
removes it from the Dockerfile to reduce attack surface.

internal/wisski/ingredient/barrel/barrel/Dockerfile

@@ -57,7 +57,6 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
     pecl install xmlrpc-1.0.0RC3 && \
     pecl install ssh2-1.3.1 && \
     pecl install apcu-5.1.21 && \
-    pecl install uploadprogress-2.0.2 && \
     docker-php-ext-enable \
         apcu \
         curl \
@@ -69,7 +68,6 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
         pdo_mysql \
         soap \
         ssh2 \
-        uploadprogress \
         xml \
         xmlrpc \
     && \