move empty inspector hint into tooltip
fix #22121
Inspector for generic element: make ranges for X and Y offsets wider.

For instance, while placing a text element within a full page frame, the current ranges are too strict, as for instance Y offset is limited to 10 sp max.
Merge pull request #431 from mgavioli/Inspector_element_wider_xy_offset_ranges

Inspector for generic element: make ranges for X and Y offsets wider.