chore(deps): update pnpm to v9 #4854

Job	Run time
Install	15s
Publish Docs to Cloudflare Pages	1m 21s
Lint	53s
Floating Deps Test	1m 5s
Default Tests	55s
[email protected]	56s
[email protected]	49s
[email protected]	56s
[email protected]	53s
ember-lts-4.4	58s
ember-lts-4.8	1m 2s
ember-release	1m 12s
ember-beta	56s
ember-canary	1m 9s
'ember-lts-4.8 + embroider-safe'	1m 4s
'ember-lts-4.8 + embroider-optimized'	1m 11s
'ember-release + embroider-optimized'	1m 7s
Release	0s
	16m 42s

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