remove unused "openshift" env variable

package.json

@@ -16,8 +16,8 @@
     "start-console": "./start-console.sh",
     "i18n": "./i18n-scripts/build-i18n.sh && node ./i18n-scripts/set-english-defaults.js",
     "lint": "yarn eslint src integration-tests --fix && stylelint 'src/**/*.css' --allow-empty-input --fix",
-    "test-cypress": "cd integration-tests && cypress open --env openshift=true",
-    "test-cypress-headless": "cd integration-tests && node --max-old-space-size=4096 ../node_modules/.bin/cypress run --env openshift=true --browser ${BRIDGE_E2E_BROWSER_NAME:=electron}",
+    "test-cypress": "cd integration-tests && cypress open",
+    "test-cypress-headless": "cd integration-tests && node --max-old-space-size=4096 ../node_modules/.bin/cypress run --browser ${BRIDGE_E2E_BROWSER_NAME:=electron}",
     "cypress-merge": "mochawesome-merge ./integration-tests/screenshots/cypress_report*.json > ./integration-tests/screenshots/cypress.json",
     "cypress-generate": "marge -o ./integration-tests/screenshots/ -f cypress-report -t 'OpenShift Console Plugin Template Cypress Test Results' -p 'OpenShift Cypress Plugin Template Test Results' --showPassed false --assetsDir ./integration-tests/screenshots/cypress/assets ./integration-tests/screenshots/cypress.json",
     "cypress-postreport": "yarn cypress-merge && yarn cypress-generate",