docker: remove hub package from Fedora Rawhide

[lukaszstolarczuk]

it's required by run-doc-update.sh which is not executed on this OS
and apparently this package is not available in repository.

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This change is 

[codecov]

Codecov Report

Merging #977 (3b43a26) into master (dde1e8a) will increase coverage by 0.06%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #977      +/-   ##
==========================================
+ Coverage   94.05%   94.12%   +0.06%     
==========================================
  Files          48       48              
  Lines        4712     4712              
==========================================
+ Hits         4432     4435       +3     
+ Misses        280      277       -3     

Flag	Coverage Δ
tests_clang_debug_cpp17	93.59% <ø> (+0.04%)	⬆️
tests_gcc_debug	91.72% <ø> (+0.09%)	⬆️

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Impacted Files	Coverage Δ
include/libpmemobj++/transaction.hpp	82.56% <0.00%> (+0.91%)	⬆️
include/libpmemobj++/condition_variable.hpp	78.57% <0.00%> (+4.76%)	⬆️

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[KFilipek]

Reviewed 2 of 2 files at r1, 1 of 1 files at r2.
Reviewable status: complete! all files reviewed, all discussions resolved

[KFilipek]

Reviewed 2 of 2 files at r3.
Reviewable status: complete! all files reviewed, all discussions resolved

[lukaszstolarczuk]

I've updated this PR with a quick check for hub command. We may face in some near future missing hub package, so it's good to have this check.

Ref. #1013

[KFilipek]

Reviewed 1 of 1 files at r4, 2 of 4 files at r5.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @lukaszstolarczuk)

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utils/docker/run-doc-update.sh, line 90 at r5 (raw file):

echo "Make sure hub command is available:"
hub --version

Maybe we should interrupt execution of script when we doesn't have a hub?

[lukaszstolarczuk]

Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @KFilipek)

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utils/docker/run-doc-update.sh, line 90 at r5 (raw file):

Previously, KFilipek (Krzysztof Filipek) wrote…

Maybe we should interrupt execution of script when we doesn't have a hub?

thanks to that line, we do that. It's guaranteed on top of the file:
set -e
(-e Exit immediately if a command exits with a non-zero status.)

[KFilipek]

Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @lukaszstolarczuk)

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utils/docker/run-doc-update.sh, line 90 at r5 (raw file):

Previously, lukaszstolarczuk (Łukasz Stolarczuk) wrote…

thanks to that line, we do that. It's guaranteed on top of the file:
set -e
(-e Exit immediately if a command exits with a non-zero status.)

Great, thanks, I don't know it