ci: refs #6695 update Jenkinsfile remove unnecessary environment variables

Jenkinsfile

@@ -106,9 +106,9 @@ pipeline {
                         --network ${networkLowerCase}_default
                         -e TZ=Europe/Madrid
                         -e DOCKER=true
+                        -e CI=true
                     """.stripIndent()) {
-                        sh 'pnpm exec cypress install'
-                        sh 'pnpm exec cypress run --browser chromium --ci'
+                        sh 'pnpm exec cypress run --browser chromium'
                     }
                 }
             }

test/cypress/Dockerfile

@@ -2,6 +2,7 @@ FROM alexmorenovn/vndev:latest
 
 WORKDIR /app
 COPY package.json pnpm-lock.yaml ./
-RUN pnpm install --frozen-lockfile && pnpm exec cypress install
+RUN pnpm install --frozen-lockfile \
+    pnpm exec cypress install --cache-folder=/home/node/.cache/Cypress
 
 WORKDIR /app