Add publish workflows for npmjs and CocoaPods (#1316)

Summary:
This adds workflows which run on tag, or manually, to publish packages to npmjs and cocoapods. These secrets should be set, but this is untested. We can fix manually and re-run though.

Pull Request resolved: https://github.com/facebook/yoga/pull/1316

Test Plan: no parse errors when adding to GitHub

Reviewed By: cortinico

Differential Revision: D47069617

Pulled By: NickGerleman

fbshipit-source-id: efe0664be7cd287c598515c9572daff1655cfc14

.github/workflows/publish-cocoapods-release.yml

@@ -0,0 +1,28 @@
+name: Publish CocoaPods Release
+
+on:
+  push:
+    tags:
+      - *
+  workflow_dispatch:
+
+jobs:
+  publish:
+    name: Publish to CocoaPods trunk
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup
+        uses: ./.github/actions/setup-apple
+
+      - name: Publish Yoga
+        run: pod trunk push Yoga.podspec
+        env:
+          COCOAPODS_TRUNK_TOKEN: ${{ secrets.COCOAPODS_TRUNK_TOKEN }}
+
+      - name: Publish YogaKit
+        run: pod trunk push YogaKit.podspec
+        env:
+          COCOAPODS_TRUNK_TOKEN: ${{ secrets.COCOAPODS_TRUNK_TOKEN }}