chore: Removes SWC compilation pipeline in prep for RSPack

[damassi]

The type of this PR is: Chore

⚠️ Stacked PR on #14902, so that needs to be merged first

Description

As we'll soon be moving to https://rspack.dev/, this removes our SWC configuration.

cc @artsy/diamond-devs

[relativeci]

#1032 Bundle Size — 9.56MiB (+0.13%).

41fae0e(current) vs ffe4f84 main#484(baseline)

Important

Bundle introduced 1 and removed 4 duplicate packages – View changed duplicate packages

Warning

Bundle introduced 3 new packages: web-vitals, @sentry-internal/browser-utils, stylis – View changed packages

Bundle metrics   8 changes 1 regression 3 improvements

	Current #1032	Baseline #484
Initial JS	3.69MiB(-6.57%)	3.95MiB
Initial CSS	0B	0B
Cache Invalidation	87.82%	2.04%
Chunks	142(-0.7%)	143
Assets	146	146
Modules	5697(+1.06%)	5637
Duplicate Modules	501(+10.11%)	455
Duplicate Code	6.12%(+4.08%)	5.88%
Packages	282(-3.09%)	291
Duplicate Packages	39(-7.14%)	42

Bundle size by type   2 changes 1 regression 1 improvement

	Current #1032	Baseline #484
JS	9.35MiB (+0.39%)	9.31MiB
Other	213.41KiB (-10.27%)	237.84KiB

Bundle analysis report Branch remove-swc Project dashboard

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