Bump phpunit/phpunit from 6.5.8 to 6.5.13

[dependabot-preview]

Bumps phpunit/phpunit from 6.5.8 to 6.5.13.

Changelog

Sourced from phpunit/phpunit's changelog.

[6.5.13] - 2018-09-08

• Fixed #3181: --filter should be case-insensitive
• Fixed #3234: assertArraySubset() with $strict=true does not display differences properly
• Fixed #3254: TextUI test runner cannot run a Test instance that is not a TestSuite

[6.5.12] - 2018-08-22

• Fixed #3248 and #3233: phpunit.xsd dictates element order where it should not
• Fixed #3251: TeamCity result logger is missing test duration information

[6.5.11] - 2018-08-07

• Fixed #3219: getMockFromWsdl() generates invalid PHP code when WSDL filename contains special characters

[6.5.10] - 2018-08-03

Fixed

• Fixed #3209: Test::run() and TestCase::run() interface contradiction
• Fixed #3218: prefix attribute for directory node missing from phpunit.xml XSD
• Fixed #3225: coverage-php missing from phpunit.xsd

[6.5.9] - 2018-07-03

Fixed

• Fixed #3142: Method-level annotations ([**backupGlobals**](https://github.com/backupGlobals), [**backupStaticAttributes**](https://github.com/backupStaticAttributes), [**errorHandler**](https://github.com/errorHandler), [**preserveGlobalState**](https://github.com/preserveGlobalState)) do not override class-level annotations

Commits

• 0973426 Prepare release
• d47ccd9 Update ChangeLog
• 206d2fc [#3234] Change r_print to var_export for diff generation of array subsets
• ce43508 Fix: Reduce scope of assertion
• 85d78be Make sure the build fails when an task during PHAR creation fails
• b812332 Fix return type (declaration)
• 9bfbe03 Refactor test
• 74e922f Fix CS/WS issue
• 5411e71 Import class
• 81c429c Fix
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

If all status checks pass Dependabot will automatically merge this pull request.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge
• @dependabot reopen will reopen this PR if it is closed
• @dependabot ignore this [patch|minor|major] version will close this PR and stop Dependabot creating any more for this minor/major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use these labels will set the current labels as the default for future PRs for this repo and language
• @dependabot use these reviewers will set the current reviewers as the default for future PRs for this repo and language
• @dependabot use these assignees will set the current assignees as the default for future PRs for this repo and language
• @dependabot use this milestone will set the current milestone as the default for future PRs for this repo and language
• @dependabot badge me will comment on this PR with code to add a "Dependabot enabled" badge to your readme

Additionally, you can set the following in your Dependabot dashboard:

• Update frequency (including time of day and day of week)
• Automerge options (never/patch/minor, and dev/runtime dependencies)
• Pull request limits (per update run and/or open at any time)
• Out-of-range updates (receive only lockfile updates, if desired)
• Security updates (receive only security updates, if desired)

Finally, you can contact us by mentioning @dependabot.