Fix image naming for dev-el7-gcc112

dev-el7-gcc112/docker-compose.yml

 version: "3.8"
 
 services:
-    dev-el7-gcc114:
+    dev-el7-gcc112:
         build:
             context: .
             args:
               - http_proxy
               - https_proxy
               - no_proxy
-        image: "gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-docker-tools/dev-el7-gcc114"
-        container_name: dev-el7-gcc114
+        image: "gitlab-registry.synchrotron-soleil.fr/software-control-system/containers/dev-docker-tools/dev-el7-gcc112"
+        container_name: dev-el7-gcc112
         tty: true
         environment:
             - http_proxy