set fixed iteration count for benchmarks

[lplewa]

Description

Checklist

• Code compiles without errors locally
• All tests pass locally
• CI workflows execute properly

• CI workflows, not executed per PR (e.g. Nightly), execute properly
• New tests added, especially if they will fail without my changes
• Added/extended example(s) to cover this functionality
• Extended the README/documentation
• All newly added source files have a license
• All newly added source files are referenced in CMake files
• Logger (with debug/info/... messages) is used

ref. #786

[bratpiorka]

Agreed as a temporary solution, as all these fixed numbers should be parameters.

[lukaszstolarczuk]

Agreed as a temporary solution, as all these fixed numbers should be parameters.

then at least it would be nice to have a TODO in the code 😉

[lplewa]

Agreed as a temporary solution, as all these fixed numbers should be parameters.

then at least it would be nice to have a TODO in the code 😉

we have issue which list features for benchmark and this thing is there

[pbalcer]

lgtm, but please create a ticket to add CLI options to set the iterations.