…instead of sending a request for each individual commit)

adds LLM statistics to statistics object and
Prospector reports

Captures execution time at the level above the
LLMService function, so that even if LLM function
doesn't get executed anymore (because the
information is found in db), the time of the db
retrieval is still measured.

…it classification.

Now if there is 'true' or 'false' in the answer string, it is returned as True and False respectively, instead of checking for certain output formats

makes sure that only commits refrenced in the advisory with a commit hash are treated as 'fixing commits', and not if the references is eg. 'commit::master'

…ies with a different user'

… Prospector

…eved when using backend is optional or always