feat: Add jenkinsfile to run approbation (relates to: vegaprotocol/devops-infra#1476) (#1781)

* feat: Add jenkinsfile to run approbation (relates to: vegaprotocol/devops-infra#1476)

* Update Jenkinsfile

Jenkinsfile

@@ -0,0 +1,23 @@
+@Library('vega-shared-library') _
+
+def commitHash = 'UNKNOWN'
+
+pipeline {
+  agent any
+  options {
+    skipDefaultCheckout true
+    parallelsAlwaysFailFast()
+  }
+  stages {
+    stage('approbation') {
+      steps {
+        sh 'printenv'
+        checkout scm
+        script {
+          commitHash = getCommitHash()
+        }
+        runApprobation ignoreFailure: false, frontendBranch: commitHash, type: 'frontend',
+      }
+    }
+  }
+}