ci: Update DinD base to 20.10.6 and semantic release to node:15. Also pin sonar-scanner-cli to 4.6

.gitlab-ci.yml

@@ -11,12 +11,14 @@ stages:
 - push_dockerhub
 
 .docker_base:
-  image: docker:18.09.7-dind
+  image: docker:20.10.6-dind
   services:
-    - docker:18.09.7-dind
+    - name: docker:20.10.6-dind
+      command: ["--tls=false"]
   variables:
     DOCKER_DRIVER: overlay
-    DOCKER_HOST: tcp://localhost:2375/
+    DOCKER_HOST: tcp://127.0.0.1:2375/
+    DOCKER_TLS_CERTDIR: ""
     IMAGE_TAG: "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
     FF_GITLAB_REGISTRY_HELPER_IMAGE: 1
   before_script:
@@ -71,7 +73,7 @@ push dockerhub:
   - docker push $CI_DOCKERHUB_IMAGE
 
 release:
-  image: node:13
+  image: node:15
   stage: release
   only:
     refs:
@@ -97,7 +99,7 @@ include:
 sonarqube-check:
   stage: test
   image: 
-    name: sonarsource/sonar-scanner-cli:latest
+    name: sonarsource/sonar-scanner-cli:4.6
     entrypoint: [""]
   variables:
     SONAR_USER_HOME: "${CI_PROJECT_DIR}/.sonar"  # Defines the location of the analysis task cache