test: Remove unused restrictReturnedAccounts param option

[jiexi]

Description

• Removes the restrictReturnedAccounts param option in many of the fixtures for eth_accounts in the fixture builder since it is no longer used anywhere

Related issues

Fixes:

Manual testing steps

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Screenshots/Recordings

Before

After

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
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• I’ve included tests if applicable
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Pre-merge reviewer checklist

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[github-actions]

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[Gudahtt]

LGTM!

[metamaskbot]

Builds ready [c5d15e8]

• builds: chrome, firefox
• builds (flask): chrome, firefox
• builds (MMI): chrome
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
  • content-script: 0
  • offscreen: 0

Page Load Metrics (1774 ± 141 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	245	2818	1552	610	293
		domContentLoaded	1354	2768	1736	300	144
		load	1425	2815	1774	293	141
		domInteractive	22	104	42	20	10
		backgroundConnect	10	144	36	31	15
		firstReactRender	15	98	50	34	16
		getState	6	97	22	27	13
		initialActions	0	1	0	0	0
		loadScripts	968	2108	1290	244	117
		setupStore	6	49	13	13	6
		uiStartup	1617	3107	2115	325	156

Bundle size diffs [🚀 Bundle size reduced!]

• background: -50 Bytes (-0.00%)
• ui: 0 Bytes (0.00%)
• common: 0 Bytes (0.00%)