mv emitMixedTypeAnnotation fn > parsers-primitives.js

[Pranav-yadav]

Summary

This PR is a task of #34872

• Moved the emitMixedTypeAnnotation function to the parser-primitives.js file.
• Moved tests for the same respectively
• Fixed/Updated imports and exports for the same respectively

Changelog

[INTERNAL] [Changed] - Moved the emitMixedTypeAnnotation function to the parser-primitives.js file.

Test Plan

yarn test-ci

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	6,992,272	+0
android	hermes	armeabi-v7a	6,368,800	+0
android	hermes	x86	7,404,964	+0
android	hermes	x86_64	7,268,967	+0
android	jsc	arm64-v8a	8,856,149	+0
android	jsc	armeabi-v7a	7,594,659	+0
android	jsc	x86	8,913,894	+0
android	jsc	x86_64	9,397,244	+0

Base commit: 890805d
Branch: main

[analysis-bot]

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

Base commit: 890805d
Branch: main

[pull-bot]

PR build artifact for 0888541 is ready.
To use, download tarball from "Artifacts" tab in this CircleCI job then run yarn add <path to tarball> in your React Native project.

[pull-bot]

PR build artifact for 0888541 is ready.
To use, download tarball from "Artifacts" tab in this CircleCI job then run yarn add <path to tarball> in your React Native project.

[facebook-github-bot]

@rshest 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 @Pranav-yadav in 95e685a.

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