chore(deps): Bump Radzen.Blazor from 4.14.3 to 4.15.8

[dependabot]

Bumps Radzen.Blazor from 4.14.3 to 4.15.8.

Release notes

Sourced from Radzen.Blazor's releases.

4.15.8 - 2023-08-29

Improvements

• Indication for IsNull/IsNotNull in simple DataGrid DateTime filter.
• Make icon used by DataGrid filter customizable.

Fixes

• ContextMenu doesn't work for RadzenPanelMenuItem.
• DataGrid will not call LoadData in simple filter with virtualization enabled.

4.15.7 - 2023-08-24

Fixes

• Fixed DataGrid FilterMode.SimpleWithMenu Clear will not save settings.
• Timeline: add missing light and dark styles.
• RadzenHtmlEditor fires its Change event before updating the argument specified with @​bind-Value.

4.15.6 - 2023-08-21

Improvements

• [BREAKING] DatePicker will treat default(DateTime) as null. (Details: https://forum.radzen.com/t/datetimepicker-initial/14969)

Fixes

• Fix wobbly tab selection in Material theme.
• DropDownDataGrid pager will not wrap if not needed.
• ShowValue should display ProgressBar label in Material and Fluent themes.

4.15.5 - 2023-08-18

Improvements

• DropDown, DropDownDataGrid and ListBox SearchText two-way binding support added.
• OpenAsync method signature changed to virtual to support unit testing.

Fixes

• Allow DataGrid settings to be loaded in OnInitialized().
• Switch: make clicking a label change a value of the corresponding switch.
• [BREAKING] DropDownDataGrid SearchText renamed to SearchTextPlaceholder since it was hiding inherited property used for different purposes.
• RadzenNumeric defaults to min value on tab.

4.15.4 - 2023-08-11

Fixes

• Virtualized DropDownDataGrid refresh after filter will not work properly in some cases.

4.15.3 - 2023-08-11

Fixes

• DataGrid: prevent sorting from being triggered while resizing a reorderable column.
• DataGrid: make headers and footers of frozen columns frozen just like cells are.

... (truncated)

Commits

• 0376a58 Version updated
• b1d1d2c DataGrid will not call LoadData in simple filter with virtualization enabled
• 6de14c9 Clear selected rows button added
• a04cbeb Merge branch 'master' of https://github.com/radzenhq/radzen-blazor
• 82610e2 ContextMenu doesn't work for RadzenPanelMenuItem
• e9b3213 Make icon used by data grid filter customizable (#1129)
• 313ee50 Indication for isNull/isNotNull in simple datagrid filter (#1127)
• fca72e3 Version updated
• 97657da Update premium themes
• f32240b RadzenHtmlEditor fires its Change event before updating the argument specifie...
• 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.

---

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 squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor 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]

Superseded by #583.