Recommended update for libreoffice

This update for libreoffice fixes the following issues:

Update to version (bsc#1178806)

- Fix external URL connections issues when WebDav is built using 'libserf'. (bsc#1187173, bsc#1186871)
- Fix a regression caused by "Multi column textbox in editengine".
- Improve the build time on aarch64 to select only powerful buildhosts.
- Fix an issue with PPTX where one column becomes two within one text frame. (bsc#1182969)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Fixed bugs
LibreOffice Web Query not workin
Libreoffice external URL connections not working anymore
PPTX: one column becomes two within one text frame (two occurrences)
dotted line partially disappears in presentation mode (only)
Selected Binaries
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