Upgrade static docs plugin

Summary:
Upgrade the static docs plugin.

You no longer need to import OssOnly and FbInternalOnly in markdown files, so removed those imports too.

Reviewed By: passy

Differential Revision: D26580059

fbshipit-source-id: 2763de2f5fbef41ec2ac7f7bdd147418badb78b6

docs/extending/desktop-plugin-structure.mdx

@@ -3,7 +3,6 @@ id: desktop-plugin-structure
 title: Plugin structure
 ---
 
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 import FbNpmDeps from '../fb/adding-npm-dependencies-0.mdx'
 
 Flipper Desktop plugins have a rigid structure. We recommend to scaffold any new plugin using our scaffolding tooling.

docs/extending/dev-setup.mdx

@@ -3,8 +3,6 @@ id: dev-setup
 title: Development Setup
 ---
 
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
-
 ## IDE
 
 <OssOnly>

docs/extending/flipper-plugin.mdx

@@ -2,7 +2,6 @@
 id: flipper-plugin
 title: Desktop Plugin API
 ---
-import {FbInternalOnly} from 'internaldocs-fb-helpers';
 
 ## PluginClient
 

docs/extending/loading-custom-plugins.mdx

@@ -3,8 +3,6 @@ id: loading-custom-plugins
 title: Dynamically Loading Plugins
 ---
 
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
-
 <FbInternalOnly>
 
 <div class="warning">

docs/extending/plugin-distribution.mdx

@@ -3,7 +3,6 @@ id: plugin-distribution
 title: Plugin Distribution
 ---
 
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 import FbPluginReleases from './fb/desktop-plugin-releases.mdx'
 
 <OssOnly>

docs/extending/testing.mdx

@@ -5,7 +5,6 @@ title: Testing
 
 import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 import FbIosTesting from '../fb/ios-plugin-development-testing-ios-plugins-0.mdx';
 import FbAndroidTesting from '../fb/android-plugin-development-testing-android-plugins-0.mdx';
 

docs/getting-started/index.mdx

@@ -3,7 +3,6 @@ id: index
 title: Desktop App
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 
 import FbInstallation from './fb/installation.mdx';
 

docs/setup/navigation-plugin.mdx

@@ -4,7 +4,6 @@ title: Navigation Plugin Setup
 sidebar_label: Navigation
 ---
 
-import {FbInternalOnly} from 'internaldocs-fb-helpers';
 import FbNavigationPluginSetup from '../fb/Navigation-Plugin.mdx';
 
 <FbInternalOnly>

docs/troubleshooting.mdx

@@ -7,8 +7,6 @@ import useBaseUrl from '@docusaurus/useBaseUrl';
 
 import InternalTroubleshooting from './fb/internal-troubleshooting.mdx';
 
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
-
 We hope that flipper works well out of the box, but the software is a work in progress and problems will occur. Below are some known issues and steps you can take to try to resolve them.
 
 <FbInternalOnly>

docs/tutorial/android.mdx

@@ -3,7 +3,6 @@ id: android
 title: Building an Android Plugin
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
-import {FbInternalOnly} from 'internaldocs-fb-helpers';
 
 <img alt="Android Tutorial App" src={useBaseUrl("img/android-tutorial-app.png")} />
 

docs/tutorial/intro.mdx

@@ -3,7 +3,6 @@ id: intro
 title: Intro
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
-import {FbInternalOnly} from 'internaldocs-fb-helpers';
 
 <img alt="Android App Tutorial" src={useBaseUrl("img/android-tutorial.png")} />
 

docs/tutorial/ios.mdx

@@ -3,7 +3,6 @@ id: ios
 title: Building an iOS Plugin
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
-import {FbInternalOnly} from 'internaldocs-fb-helpers';
 
 <img alt="iOS Tutorial App" src={useBaseUrl("img/ios-tutorial-app.png")} />
 

docs/tutorial/js-publishing.mdx

@@ -5,7 +5,6 @@ sidebar_label: Publishing
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
 import Link from '@docusaurus/Link';
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 
 <FbInternalOnly>
 

docs/tutorial/js-setup.mdx

@@ -4,7 +4,6 @@ title: Building a Desktop Plugin
 sidebar_label: Building a Desktop Plugin
 ---
 import useBaseUrl from '@docusaurus/useBaseUrl';
-import {FbInternalOnly, OssOnly} from 'internaldocs-fb-helpers';
 
 Now that we have the native side covered, let's display the data we're sending
 on the desktop side. You can check out the full workflow of building Flipper desktop