remove unsupported option

.gitlab-ci.yml

@@ -6,8 +6,8 @@ stages:
 variables:
   APP_ENV: ci
   GIT_CLEAN_FLAGS: -ffdx
-  YARN_ENABLE_PARALLEL_INSTALL: "false"
-  YARN_ENABLE_NETWORK: "true"
+  YARN_ENABLE_GLOBAL_CACHE: "false"
+  YARN_ENABLE_TELEMETRY: "false"
 
 cache:
   key: ${CI_COMMIT_REF_SLUG}-${CI_PIPELINE_ID}
@@ -31,7 +31,7 @@ build_image:
     #- rm -rf node_modules/ .yarn/ || true
     - echo "" > ./env/local.app.opentalent.fr.crt
     - echo "" > ./env/local.app.opentalent.fr.key
-    - yarn install --frozen-lockfile --network-timeout 60000 --mutex network
+    - yarn install --frozen-lockfile --network-timeout 60000
     - HOSTNAME=ci yarn prepare
 
 unit: