Werk #13362: Adjustments to service discovery page

UI adjustments to service discovery page:

• Make the tables for each section foldable and unfolded by default
• Remove icons from table headers
• Swap the order of services and labels sections
• Bring the "Fix all" button into line with all other buttons and rename to "Accept all"
• Rename the "Full service scan" button to "Rescan"
• Remove message "Discovered no service yet." when creating a new host
• Remove the rows section and show the row entries for each table separately in brackets after the title
• No longer display the "Full scan finished..." message after a sucessfull scan. The message still appears if there are any warnings.
• The scan results now link to the respective section.
• Improve alignment of "Active checks" and "Enforced services" sections

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