Fixed failing test on public link share

tests/acceptance/features/webUISharingPublic/shareByPublicLink.feature

@@ -388,7 +388,7 @@ Feature: Share by public link
     And the public uses the webUI to access the last public link created by user "user1" with password "qwertyui"
     Then file "lorem.txt" should be listed on the webUI
 
-  @skipOnOCIS @skip @issue-3830
+  @skipOnOCIS @issue-3830
   Scenario: user edits the password of an already existing public link and tries to access with old password
     Given user "user1" has shared folder "simple-folder" with link with "read, update, create, delete" permissions and password "pass123"
     And user "user1" has created a public link with following settings

tests/acceptance/stepDefinitions/sharingContext.js

@@ -13,6 +13,7 @@ const _ = require('lodash')
 const path = require('../helpers/path')
 const util = require('util')
 const { COLLABORATOR_PERMISSION_ARRAY, calculateDate } = require('../helpers/sharingHelper')
+let timeOfLastShareOperation = Date.now()
 
 /**
  *
@@ -107,6 +108,17 @@ Given(
   }
 )
 
+/**
+ * makes sure share operations are carried out maximum once a second to avoid same stime
+ */
+const waitBetweenShareOperations = async function() {
+  const timeSinceLastShare = Date.now() - timeOfLastShareOperation
+  if (timeSinceLastShare <= 1001) {
+    await client.pause(1001 - timeSinceLastShare)
+  }
+  timeOfLastShareOperation = Date.now()
+}
+
 /**
  * creates a new share
  *
@@ -500,8 +512,9 @@ Given('user {string} has shared file/folder {string} with link with {string} per
 
 Given(
   'user {string} has shared file/folder {string} with link with {string} permissions and password {string}',
-  function(sharer, elementToShare, permissions, password) {
-    return shareFileFolder(
+  async function(sharer, elementToShare, permissions, password) {
+    await waitBetweenShareOperations()
+    await shareFileFolder(
       elementToShare,
       sharer,
       null,
@@ -544,11 +557,12 @@ Given(
   }
 )
 
-Given('user {string} has created a public link with following settings', function(
+Given('user {string} has created a public link with following settings', async function(
   sharer,
   dataTable
 ) {
-  return createPublicLink(sharer, dataTable.rowsHash())
+  await waitBetweenShareOperations()
+  await createPublicLink(sharer, dataTable.rowsHash())
 })
 
 Given('the administrator has excluded group {string} from receiving shares', async function(group) {