chore: xchain tx details use short names

[infiniteflower]

Description

This PR uses short names for networks to improve spacing.

Related issues

Fixes:

Manual testing steps

1. Do a bridge tx
2. Click on bridge tx in Activity
3. Observe shorter names

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[metamaskbot]

Builds ready [84d0af0]

• builds: chrome, firefox
• builds (beta): chrome
• builds (flask): chrome, firefox
• builds (MMI): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Background Module Init Stats
• mv3: UI Init Stats
• mv3: Module Load Stats
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• code coverage: Report
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

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

Page Load Metrics (1684 ± 58 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	1563	1968	1683	111	53
		domContentLoaded	1511	1945	1655	115	55
		load	1560	2014	1684	120	58
		domInteractive	26	175	48	35	17
		backgroundConnect	9	64	25	16	8
		firstReactRender	17	76	47	23	11
		getState	5	61	20	20	10
		initialActions	0	1	0	0	0
		loadScripts	1111	1491	1238	101	49
		setupStore	6	49	11	9	4
		uiStartup	1741	2243	1900	134	64

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 560 Bytes (0.01%)
• common: 0 Bytes (0.00%)