ECOSYSTEM.md: update Partner entries

[Simek]

Summary

This PR updates the Ecosystem Partners entries and performs the following changes:

• Facebook: renamed to Meta, URL updated
• Expo: URL updated, EAS mention
• Software Mansion: App.js Conf mention

Changelog

N/A

Test Plan

N/A

[pull-bot]

Fails

🚫

📋 Verify Changelog Format - A changelog entry has the following format: [CATEGORY] [TYPE] - Message. CATEGORY may be: General iOS Android JavaScript Internal (for changes that do not need to be called out in the release notes) TYPE may be: Added, for new features. Changed, for changes in existing functionality. Deprecated, for soon-to-be removed features. Removed, for now removed features. Fixed, for any bug fixes. Security, in case of vulnerabilities. MESSAGE may answer "what and why" on a feature level. Use this to briefly tell React Native users about notable changes.

Generated by 🚫 dangerJS against 81fc36e

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	7,787,820	+0
android	hermes	armeabi-v7a	7,176,717	+0
android	hermes	x86	8,097,658	+0
android	hermes	x86_64	8,075,519	+0
android	jsc	arm64-v8a	9,654,711	+0
android	jsc	armeabi-v7a	8,412,504	+0
android	jsc	x86	9,605,314	+0
android	jsc	x86_64	10,200,192	+0

Base commit: 90998a8
Branch: main

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
ios	-	universal	n/a	--

Base commit: 1dbc584
Branch: main

[facebook-github-bot]

@cortinico has imported this pull request. If you are a Meta employee, you can view this diff on Phabricator.

[react-native-bot]

This pull request was successfully merged by @Simek in 5471afe.

^{When will my fix make it into a release? | Upcoming Releases}