remove reference to build targets that no longer exist.

Dockerfile.mariadb

@@ -1,5 +1,5 @@
 ARG MARIADB_VERSION=10.9
-FROM mariadb:$MARIADB_VERSION AS mysql
+FROM mariadb:$MARIADB_VERSION
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 ENV DEBIAN_FRONTEND="teletype" \
     TERM=xterm-256color \

Dockerfile.postgres

@@ -1,5 +1,5 @@
 ARG PGSQL_VERSION
-FROM postgres:$PGSQL_VERSION-alpine AS postgres
+FROM postgres:$PGSQL_VERSION-alpine
 RUN apk add --no-cache runit && \
     apk --no-cache --repository https://dl-cdn.alpinelinux.org/alpine/edge/main add \
       icu-libs \

docker-compose.yml

@@ -26,7 +26,6 @@ services:
     build:
       context: .
       dockerfile: Dockerfile.postgres
-      target: postgres
       args:
         PGSQL_VERSION: 14
     environment:
@@ -49,7 +48,6 @@ services:
     image: benzine/mysql:10.9
     build:
       context: .
-      target: mysql
       dockerfile: Dockerfile.mariadb
       args:
         MARIADB_VERSION: 10.9
@@ -75,7 +73,6 @@ services:
     image: benzine/mysql:10.3
     build:
       context: .
-      target: mysql
       dockerfile: Dockerfile.mariadb
       args:
         MARIADB_VERSION: 10.3