[backport] Merge branch 'bugfix/install_variable' into 'master'

fixed typo in variable

See merge request !456 (merged)

(cherry picked from commit 317d5564)

444bac38 fixed typo in variable

Was missed (although a MR was open) while setting up the release but I would like it in 2.6. The release managers messed it up!

enabled an automatic merge when the pipeline for 98255d5b succeeds

merged

mentioned in commit 3dd736a4