Add support for `wasm32-unknown-unknown` target #391

Job	Run time
Check Minimal supported rust version (1.78.0)	49s
Check rustfmt style && run clippy	1m 7s
Check (stable, postgres, macos-13)	2m 19s
Check (stable, mysql, macos-13)	1m 56s
Check (stable, postgres, macos-15)	1m 0s
Check (stable, postgres, ubuntu-22.04-arm)	2m 18s
Check (stable, postgres, ubuntu-latest)	1m 4s
Check (stable, sqlite, macos-13)	1m 20s
Check (stable, sqlite, macos-15)	52s
Check (stable, postgres, windows-latest)	7m 30s
Check (stable, mysql, ubuntu-latest)	1m 11s
Check (stable, sqlite, ubuntu-latest)	53s
Check (beta, postgres, ubuntu-latest)	1m 3s
Check (stable, mysql, macos-15)	1m 19s
Check (stable, sqlite, windows-latest)	2m 29s
Check (beta, sqlite, ubuntu-latest)	51s
Check (stable, sqlite, ubuntu-22.04-arm)	1m 12s
Check (stable, mysql, ubuntu-22.04-arm)	1m 24s
Check (stable, mysql, windows-latest)	4m 57s
Check (beta, mysql, ubuntu-latest)	1m 4s
Check (nightly, postgres, ubuntu-latest)	1m 8s
Check (nightly, mysql, ubuntu-latest)	1m 2s
Check (nightly, sqlite, ubuntu-latest)	46s
	39m 34s

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