Align all the pods to 13.4 (#41050)

Summary:
Pull Request resolved: #41050

This change aligns all the podspecs to 13.4, including 3rd party libraries. This should fix #39826

## Changelog
[iOS][Changed] - Align all pods to 13.4

Reviewed By: huntie

Differential Revision: D50405114

fbshipit-source-id: 2d1b50ed8433e8cdc2214eb17e15be6ea81107a1

Author: cipolleschi

packages/react-native/scripts/cocoapods/utils.rb

@@ -265,24 +265,13 @@ def self.update_search_paths(installer)
     end
 
     def self.updateOSDeploymentTarget(installer)
-        pod_to_update = Set.new([
-            "boost",
-            "CocoaAsyncSocket",
-            "fmt",
-            "libevent",
-            "OpenSSL-Universal",
-            "RCT-Folly",
-            "SocketRocket",
-            "YogaKit"
-        ])
-
         installer.target_installation_results.pod_target_installation_results
             .each do |pod_name, target_installation_result|
-                unless pod_to_update.include?(pod_name)
-                    next
-                end
                 target_installation_result.native_target.build_configurations.each do |config|
-                    config.build_settings["IPHONEOS_DEPLOYMENT_TARGET"] = Helpers::Constants.min_ios_version_supported
+                    old_iphone_deploy_target = config.build_settings["IPHONEOS_DEPLOYMENT_TARGET"] ?
+                        config.build_settings["IPHONEOS_DEPLOYMENT_TARGET"] :
+                        Helpers::Constants.min_ios_version_supported
+                    config.build_settings["IPHONEOS_DEPLOYMENT_TARGET"] = [Helpers::Constants.min_ios_version_supported.to_f, old_iphone_deploy_target.to_f].max.to_s
                 end
             end
     end