Move string view decision to configure time - WIP#1608

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SwintonStreet wants to merge 2 commits intoopen-source-parsers:masterfrom

SwintonStreet:Move-string_view-decision-to-configure-time

Commits on May 17, 2025

Remove unused headers
SwintonStreet
committed

Commits on May 18, 2025

Move string_view switch to cmake
SwintonStreet
committed