[core][Android] Remove FontManagerModule

[lukmccall]

Why

Removes FontManagerModule and the underlaying internal interface. I think that using the react code directly in the expo-fonts is a better idea.

Test Plan

• bare-expo ✅

[expo-bot]

The Pull Request introduced fingerprint changes against the base commit: 76c2f01

Fingerprint diff

[
  {
    "type": "dir",
    "filePath": "../../packages/expo-font/android",
    "reasons": [
      "expoAutolinkingAndroid"
    ],
    "hash": "fd6718b8e7b1522e552dde9aa60847872dcae514"
  },
  {
    "type": "dir",
    "filePath": "../../packages/expo-modules-core",
    "reasons": [
      "expoAutolinkingIos",
      "expoAutolinkingAndroid"
    ],
    "hash": "fdd5bd216a6c4ea46fa324cc776bcd800d9d493c"
  }
]

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Generated by PR labeler 🤖

[Kudo]

looks good but please wait until brent start to publish packages from sdk-51 before merge.

[expo-bot]

Hi there! 👋 I'm a bot whose goal is to ensure your contributions meet our guidelines.

I've found some issues in your pull request that should be addressed (click on them for more details) 👇

⚠️ Suggestion: Missing changelog entries

Your changes should be noted in the changelog. Read Updating Changelogs guide and consider adding an appropriate entry to the following changelogs:

• packages/expo-font/CHANGELOG.md
• packages/expo-modules-core/CHANGELOG.md

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