Use colors by names (as with color utility) instead of indexes in mantine (#37443)

...s/LicenseAndBillingSettings/LicenseAndBillingSettings.tsx

...itelabel/components/HelpLinkSettings/HelpLinkSettings.tsx

.../components/CollectionEmptyState/CollectionEmptyState.tsx

...DashboardEmbedHeaderButton/DashboardEmbedHeaderButton.tsx

...mponents/PublicLinkPopover/PublicLinkCopyPanel.styled.tsx

...oard/components/PublicLinkPopover/PublicLinkCopyPanel.tsx

...hboard/components/PublicLinkPopover/PublicLinkPopover.tsx

...se/forms/components/FormErrorMessage/FormErrorMessage.tsx

...se/forms/components/FormSubmitButton/FormSubmitButton.tsx

...ents/WhatsNewNotification/WhatsNewNotification.styled.tsx

...base/nav/components/search/SearchBar/SearchBar.styled.tsx

...ase/nav/components/search/SearchResults/SearchResults.tsx

...ch/SearchResultsDropdown/SearchResultsDropdown.styled.tsx

...end/src/metabase/public/components/widgets/EmbedModal.tsx

...nteractiveEmbeddingCTA/InteractiveEmbeddingCTA.styled.tsx

...gPane/InteractiveEmbeddingCTA/InteractiveEmbeddingCTA.tsx

...haringPane/SharingPaneButton/SharingPaneButton.styled.tsx

...ringPane/icons/PublicEmbedIcon/PublicEmbedIcon.styled.tsx

...ringPane/icons/StaticEmbedIcon/StaticEmbedIcon.styled.tsx

...onents/DatePicker/ExcludeDatePicker/ExcludeDatePicker.tsx