Update OpenSSL pod and remove exclude arch setting (#1892)

Summary:
This PR updates the OpenSSL pod and thus updates the corresponding Folly and RSocket pods. The new OpenSSL pod has a support of arm64 artifact for iPhomeSimulators.This PR also updates the replaces the libevent pod which didn't work with arm64 arch for iPhoneSimulator.

## Changelog

- Update OpenSSL pod
- Update Folly dep
- Update RSocket dep
- Replace Libevent pod.

Pull Request resolved: https://github.com/facebook/flipper/pull/1892

Test Plan: CI

Reviewed By: mweststrate

Differential Revision: D26229304

Pulled By: priteshrnandgaonkar

fbshipit-source-id: 46256d9cd3e0cf5aab6e477e612c3bcb77e31627

.github/workflows/iOS-pod-lint.yml

@@ -11,7 +11,7 @@ jobs:
         run: pod repo update
 
       - name: Lint FlipperKit
-        run: pod spec lint FlipperKit.podspec --use-libraries --allow-warnings --verbose --skip-import-validation
+        run: pod lib lint FlipperKit.podspec --use-libraries --allow-warnings --verbose --skip-import-validation --include-podspecs=Flipper.podspec
 
   lint-flipper_pod:
     runs-on: macos-latest
@@ -21,4 +21,4 @@ jobs:
       - name: Install Dependences
         run: pod repo update
       - name: Lint Flipper
-        run: pod spec lint Flipper.podspec --use-libraries --allow-warnings --verbose
+        run: pod lib lint Flipper.podspec --use-libraries --allow-warnings --verbose