Cleanup bundle files before checking the rebuild

[juliusknorr]

After a6d343b we ended up with having lots of unused chunks in the settings app. We should in addition to the regular build clean up the previous chunks to make sure that those leftovers will be catched by CI as well.

[juliusknorr]

Tests should fail and be happy again after #24772

[rullzer]

Tests should fail and be happy again after #24772

Don't seem to fail

[juliusknorr]

There we go https://github.com/nextcloud/server/pull/24865/checks?check_run_id=1620792109 I picked the wrong makefile target that runs the checkout after removing the files 🙈

[faily-bot]

🤖 beep boop beep 🤖

Here are the logs for the failed build:

Status of 797: failure

postgres9-php7.3

Show full log

There were 2 warnings:
1) Test\Files\ViewTest::testRenameFailDeleteTargetKeepSource
Trying to configure method "writeStream" which cannot be configured because it does not exist, has not been specified, is final, or is static
2) Test\Files\ViewTest::testCopyFailDeleteTargetKeepSource
Trying to configure method "writeStream" which cannot be configured because it does not exist, has not been specified, is final, or is static
--
There was 1 failure:
1) Test\User\DatabaseTest::testSearch
Failed asserting that actual size 3 matches expected size 2.
/drone/src/tests/lib/User/Backend.php:114
/drone/src/tests/lib/User/DatabaseTest.php:125

[juliusknorr]

Rebased, relevant tests are happy

[juliusknorr]

/backport to stable20

[backportbot-nextcloud]

The backport to stable20 failed. Please do this backport manually.

[PVince81]

backport to stable20 is here: #25504

I checked stable21 and it already has the change.