Update composer:latest Docker digest to 1872bdb (#81)

Author: rinus

abc-base/8.5/Dockerfile

@@ -84,7 +84,7 @@ RUN set -x \
   && install -d -o www-data -g www-data /var/log/nginx /var/cache/nginx
 
 # Copy Composer.
-COPY --from=composer:latest@sha256:c404e6f07bdebf8a8c605be5b5fab88eef737f6e4acfba3651d39c824ce224d4 /usr/bin/composer /usr/local/bin/composer
+COPY --from=composer:latest@sha256:1872bdb4a2080390498e75e7eb55f9d7e70c689ab5ab072a01da80720a68c6da /usr/bin/composer /usr/local/bin/composer
 
 # Copy MinIO client.
 COPY --from=minio/mc:latest@sha256:a7fe349ef4bd8521fb8497f55c6042871b2ae640607cf99d9bede5e9bdf11727 /usr/bin/mc /usr/bin/mc