fix(ci): avoid truncation while saving PR info in drivers ci.

[FedeDP]

What type of PR is this?

/kind bug

Any specific area of the project related to this PR?

/area CI

Does this PR require a change in the driver versions?

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

[FedeDP]

/milestone 0.18.0

[github-actions]

Perf diff from master - unit tests

     5.36%     -0.97%  [.] next
     2.33%     +0.84%  [.] std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release
     0.11%     +0.78%  [.] scap_event_has_large_payload
     4.44%     +0.76%  [.] sinsp_thread_manager::find_thread
     4.20%     -0.72%  [.] sinsp_thread_manager::get_thread_ref
     3.47%     +0.69%  [.] sinsp_parser::process_event
     1.41%     +0.60%  [.] std::_Hashtable<long, std::pair<long const, std::shared_ptr<sinsp_threadinfo> >, std::allocator<std::pair<long const, std::shared_ptr<sinsp_threadinfo> > >, std::__detail::_Select1st, std::equal_to<long>, std::hash<long>, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits<false, false, true> >::_M_find_before_node
     1.83%     -0.59%  [.] std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_construct<char const*>
     3.79%     +0.58%  [.] gzfile_read
    10.12%     +0.51%  [.] sinsp_parser::reset

Perf diff from master - scap file

     7.67%     +5.36%  [.] sinsp_evt_formatter::tostring_withformat
    11.66%     -4.29%  [.] sinsp_filter_check::tostring
     7.44%     +3.94%  [.] sinsp_thread_manager::find_thread
    11.58%     -2.68%  [.] sinsp_filter_check::apply_transformers
     7.76%     -2.29%  [.] sinsp_parser::process_event
     3.75%     +1.22%  [.] 0x00000000000a6f90
     3.90%     +1.14%  [.] sinsp_evt::get_param_as_str
    23.29%     +0.69%  [.] sinsp_filter_check::extract_nocache
     3.91%     -0.48%  [.] sinsp_filter_check::rawval_to_string
     3.89%     -0.40%  [.] sinsp_evt::get_param

Heap diff from master - unit tests

total runtime: -0.04s.
calls to allocation functions: -86 (2097/s)
temporary memory allocations: -38 (926/s)
peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

Heap diff from master - scap file

total runtime: 0.00s.
calls to allocation functions: 0 (0/s)
temporary memory allocations: 2 (2/s)
peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

[Andreagit97]

/approve

[poiana]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Andreagit97, FedeDP, LucaGuerra

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