[PG-810] PG-17 Support

[artemgavrilov]

PG-810

Full PG17 diff: postgres/postgres@REL_16_STABLE...REL_17_BETA2
Docs about pg_stat_statements fields: https://www.postgresql.org/docs/17/pgstatstatements.html

Addressed changes:

1. Rename of blk_read_time and blk_write_time to shared_blk_read_time and shared_blk_write_time
   postgres/postgres@13d0072
2. Add local_blk_read_time and local_blk_write_time
   postgres/postgres@5147ab1
3. Remove "deadcode" macros
   postgres/postgres@75680c3
4. Add jit_deform_time and jit_deform_count
   postgres/postgres@5a3423a
5. Add statement entry timestamps stats_since and minmax_stats_since
   postgres/postgres@dc9f8a7
   https://www.postgresql.org/message-id/flat/72e80e7b160a6eb189df9ef6f068cce3765d37f8.camel%40moonset.ru
6. Fix nesting level tracking issues (not back-ported because changes behavior)
   postgres/postgres@76db9cb

Added code was formatted with pgindent

[codecov]

Codecov Report

Attention: Patch coverage is 81.01266% with 15 lines in your changes missing coverage. Please review.

Project coverage is 84.82%. Comparing base (c796995) to head (bc90dca).

Files	Patch %	Lines
pg_stat_monitor.c	80.51%	3 Missing and 12 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #463      +/-   ##
==========================================
+ Coverage   84.56%   84.82%   +0.26%     
==========================================
  Files           3        3              
  Lines        1270     1292      +22     
  Branches      196      196              
==========================================
+ Hits         1074     1096      +22     
- Misses         98       99       +1     
+ Partials       98       97       -1     

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[codeforall]

LGTM

[artemgavrilov]

@codeforall Please check last commit. It restores/fixed previous behavior for PG less than 17 because nesting level fix should not be back-ported (similar to pg_stat_statements). level_tracking_1.out result matches to level_tracking test output on main branch.

[Naeem-Akhter]

Looks good to me.