Read-only Acro field values are not rendered in the PDF Viewer

[Stamo-Gochev]

Describe the bug

Similar to #5256, fixing the bug https://github.com/telerik/kendo-pdfviewer-common/issues/116 requires adding styles for the acro fields.

This is not a bug in the themes, but rather we need the styles listed below, so that we can fix the original bug in the PDF Viewer functionality.

To reproduce
See https://github.com/telerik/kendo-pdfviewer-common/issues/116#issue-2884370524

Expected behavior

The following styles need to be added to the themes:

.k-annotation-layer .k-text-widget-annotation  .k-annotation-content {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

Affected package (please remove the unneeded items)

• theme-default
• theme-bootstrap
• theme-material
• theme-tasks

Affected suites (please remove the unneeded items)

• Kendo UI for jQuery
• Kendo UI for Angular
• Kendo UI for React
• Kendo UI for Vue
• Telerik UI for Blazor

Affected browsers (please remove the unneeded items)

• All

Build system information (please remove the unneeded items)

• Not Applicable
• OS: [for example, Windows, Linux, Mac]
• Node version: [for example, 10.15.3]
• NPM version: [for example, 6.4.1]

Additional context
Add any other context about the bug.