Sync latest sql.js into this fork#2

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nrakochy wants to merge 18 commits intojlongster:masterfrom

nrakochy:nr/2023-aug-sync-latest

Commits on Sep 30, 2021

v1.6.2: update sqlite. Closes #486
lovasoa
committed

Commits on Mar 6, 2022

Typo in README (#503)
reflektoin
authored

Commits on May 2, 2022

Update README.md (#506)
romanzolotarev
authored

Commits on May 27, 2022

fix: pin OS image variant to make dev setup work (#511)
gthb
authored

Commits on Jun 1, 2022

Commits on Jun 2, 2022

json1 is now included by defalt, don't include it explicitly
lovasoa
committed

Commits on Jun 27, 2022

Makefile: add -a 256 to sha3sum so it works on Mac (#519)
savv
authored

Commits on Sep 8, 2022

Commits on Feb 9, 2023

Fix grammar (#542)
JanisE
authored

Commits on Aug 11, 2023

Implement changes required for IndexedDB-backed filesystem

jlongster
authored and
nrakochy
committed
Improved exports for testing

jlongster
authored and
nrakochy
committed
Add reset_filesystem

jlongster
authored and
nrakochy
committed
Don't delete file on close

jlongster
authored and
nrakochy
committed
Fix makefile fs-externs path

quolpr
authored and
nrakochy
committed