Investigate whether to revert back to `libpg_query` or not for Windows builds

[mostafa]

The libpg_query v5.1.0 added support for building on Windows. Investigate if switching back to this is worthwhile and it provides (any) performance improvements.

Related

• Windows Support pganalyze/libpg_query#44
• Add support for running on Windows pganalyze/libpg_query#233
• Build for Windows (amd64 and arm64) gatewayd-plugin-cache#58
• Use go-pgquery to avoid CGO, so that plugins can compile on multiple platforms #17
• Add windows support gatewayd-plugin-cache#69
• Fix build pipeline gatewayd-plugin-cache#70