api-test-flaky. cURL error 18: SSL certificate OpenSSL verify result: self-signed certificate (18)

[v-scharf]

Scenario: correct webdav share-permissions for received group shared file with read permissions                 # /woodpecker/src/github.com/opencloud-eu/opencloud/tests/acceptance/features/apiSpacesShares/shareOperations.feature:65
    And these users have been created with default attributes:                                                    # FeatureContext::theseUsersHaveBeenCreatedWithDefaultAttributesAndWithoutSkeletonFiles()
      | username |
      | Alice    |
      | Brian    |
      cURL error 18: SSL certificate OpenSSL verify result: self-signed certificate (18) (see https://curl.se/libcurl/c/libcurl-errors.html) for https://opencloud-server:9200/konnect/v1/token (GuzzleHttp\Exception\RequestException)

happens quite often in CI.
need fix and backport to stable-7.2

[v-scharf]

might be fix via opencloud-eu/opencloud#3335

[saw-jan]

Possible fix PR merged, I will close those after noting CI behavior.

[saw-jan]

It can still appear:

• https://ci.opencloud.rocks/repos/3/pipeline/2219/160

  Scenario: unlock a file in the shares using file-id                                                                      # /woodpecker/src/github.com/opencloud-eu/opencloud/tests/acceptance/features/apiLocks/unlockFiles.feature:278
    Given user "Brian" has been created with default attributes                                                            # FeatureContext::userHasBeenCreatedWithDefaultAttributes()
      cURL error 18: SSL certificate OpenSSL verify result: self-signed certificate (18) (see https://curl.se/libcurl/c/libcurl-errors.html) for https://opencloud-server:9200/konnect/v1/token (GuzzleHttp\Exception\ResponseTransferException)
    And using spaces DAV path   

I think this is related to the server.

[saw-jan]

Recent failures:

• https://ci.opencloud.rocks/repos/3/pipeline/2670/161
• https://ci.opencloud.rocks/repos/3/pipeline/2822/296