Remove RFC-0759 ram-bundle command from cli (#43292)

Summary:
Pull Request resolved: #43292

The ram-bundle command isn't necessary now that Hermes is our default VM.  The RFC specifically calls for the CLI command to be removed [1].

[1] https://github.com/react-native-community/discussions-and-proposals/blob/main/proposals/0759-react-native-frameworks.md#commands-to-be-removed

Changelog:
[General][Removed] - RFC-0759 remove ram-bundle command.

Reviewed By: NickGerleman, cipolleschi

Differential Revision: D54430289

fbshipit-source-id: 49d519c007b739f89ffe9032fec905c56ea49f4a

Author: blakef

packages/community-cli-plugin/README.md

@@ -69,24 +69,6 @@ npx react-native bundle --entry-file <path> [options]
 | `--read-global-cache` | Attempt to fetch transformed JS code from the global cache, if configured. Defaults to `false`. |
 | `--config <string>` | Path to the CLI configuration file. |
 
-### `ram-bundle`
-
-Build the [RAM bundle](https://reactnative.dev/docs/ram-bundles-inline-requires) for the provided JavaScript entry file.
-
-#### Usage
-
-```sh
-npx react-native ram-bundle --entry-file <path> [options]
-```
-
-#### Options
-
-Accepts all options supported by [`bundle`](#bundle) and the following:
-
-| Option | Description |
-| - | - |
-| `--indexed-ram-bundle` | Force the "Indexed RAM" bundle file format, even when building for Android. |
-
 ## Contributing
 
 Changes to this package can be made locally and tested against the `rn-tester` app, per the [Contributing guide](https://reactnative.dev/contributing/overview#contributing-code). During development, this package is automatically run from source with no build step.

packages/community-cli-plugin/src/commands/ram-bundle/index.js

@@ -10,7 +10,6 @@
  */
 
 export {default as bundleCommand} from './commands/bundle';
-export {default as ramBundleCommand} from './commands/ram-bundle';
 export {default as startCommand} from './commands/start';
 
 export {unstable_buildBundleWithConfig} from './commands/bundle/buildBundle';

packages/community-cli-plugin/src/index.flow.js

@@ -13,7 +13,6 @@ const android = require('@react-native-community/cli-platform-android');
 const ios = require('@react-native-community/cli-platform-ios');
 const {
   bundleCommand,
-  ramBundleCommand,
   startCommand,
 } = require('@react-native/community-cli-plugin');
 
@@ -49,7 +48,6 @@ module.exports = {
     ...ios.commands,
     ...android.commands,
     bundleCommand,
-    ramBundleCommand,
     startCommand,
     codegenCommand,
   ],