flutter-obs from home:vlefebvre project

For openSUSE Tumbleweed run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre/openSUSE_Tumbleweed/home:vlefebvre.repo
zypper refresh
zypper install flutter-obs

For 15.6 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre/15.6/home:vlefebvre.repo
zypper refresh
zypper install flutter-obs

For 15.5 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre/15.5/home:vlefebvre.repo
zypper refresh
zypper install flutter-obs

For 15.4 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:vlefebvre/15.4/home:vlefebvre.repo
zypper refresh
zypper install flutter-obs

For Fedora 37 run the following as root:

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