fix: prevent preload page bundle from being split

[akurinnoy]

What does this PR do?

This PR fixes the blank page issue when trying to open the Dashboard using the <CHE-HOST> URL.

What issues does this PR fix or reference?

fixes eclipse-che/che#22476
fixes eclipse-che/che#22478

Is it tested? How?

[che-bot]

Click here to review and test in web IDE:

[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-914

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: akurinnoy, ibuziuk

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[openshift-ci]

@akurinnoy: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/v11-dashboard-happy-path	062c292	link	true	/test v11-dashboard-happy-path

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[devstudio-release]

Build 3.10 :: dashboard_3.x/314: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: dashboard_3.x/315: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: sync-to-downstream_3.x/4350: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: sync-to-downstream_3.x/4351: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: get-sources-rhpkg-container-build_3.x/4181: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: get-sources-rhpkg-container-build_3.x/4181:

dashboard : 3.x :: Failed in : BREW:BUILD/STATUS:UNKNOWN
FAILURE:; copied to quay

[devstudio-release]

Build 3.10 :: get-sources-rhpkg-container-build_3.x/4182: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: push-latest-container-to-quay_3.x/3111: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: get-sources-rhpkg-container-build_3.x/4182:

dashboard : 3.x :: Build 55143330 : quay.io/devspaces/dashboard-rhel8:3.10-2
SUCCESS; copied to quay; /DS_CI/push-latest-container-to-quay_3.x/3111 triggered

[devstudio-release]

Build 3.10 :: dashboard_3.x/315:

Upstream sync done; /DS_CI/sync-to-downstream_3.x/4351 triggered

[devstudio-release]

Build 3.10 :: update-digests_3.x/4130: Console, Changes, Git Data

[devstudio-release]

Build 3.10 :: operator-bundle_3.x/1947: Console, Changes, Git Data