Recommended update for libreoffice

This update for libreoffice fixes the following issues:

- Searching in PPTX document makes LibreOffice crash. (bsc#1185797)
- Fix a text highlight issue when saving as PPTX. (bsc#1185505)
- Recommend `libreoffice-qt5` only when it is actually created.
- Solve a GCC11 build issue. (bsc#1186110)
- LibreOffice requires at least java 1.8.0 to run properly

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

Fixed bugs
bnc#1186110
GCC 11: libreoffice package fails
bnc#1162022
Arrow right (SmartArt) saved by older version of PowerPoint showing too narrow and tall
bnc#1176197
Text with z-Rotation has wrong position (opening PPTX)
bnc#1175552
Smartart: boxes all over the place instead of in three by two matrix
bnc#1185797
Searching in PPTX document makes LibreOffice crash
bnc#1176198
Roundtrip with z-rotated text produces additional shape rotation
bnc#1185505
Text highlight "bleeds" when saving as PPTX
bnc#1172941
Text box shifts over other text box (and adopts its style)
Selected Binaries
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