[lldb] Refactor argument group by SourceLocationSpec (NFCI)

This patch refactors a good part of the code base turning the usual
FileSpec, Line, Column, CheckInlines, ExactMatch arguments into a
SourceLocationSpec object.

This change is required for a following patch that will add handling of the
column line information when doing symbol resolution.

Differential Revision: https://reviews.llvm.org/D100965



Signed-off-by: Med Ismail Bennani <medismail.bennani@gmail.com>