[release] Bump to v21.2.1

Package.swift

@@ -5,8 +5,8 @@ import PackageDescription
 import Foundation
 
 let registry = SDKRegistry()
-let version = "21.3.0-rc.1"
-let checksum = "a243979300d7a1827006279ddf368b294e40cf2a41bc7eec19e5cec2e8f19005"
+let version = "21.2.1"
+let checksum = "b364a1235351508b78be67fc1e235f53f95a1cea49a0febce1519376913f2584"
 
 let package = Package(
     name: "MapboxCommon",

README.md

@@ -38,21 +38,21 @@ machine api.mapbox.com
 ###### Using SPM Package 📱🖥💻
 
 ```swift
-.package(url: "https://github.com/mapbox/mapbox-common-ios.git", from: "21.2.0"),
+.package(url: "https://github.com/mapbox/mapbox-common-ios.git", from: "21.2.1"),
 ```
 
 ##### CocoaPods 📱🖥💻
 
 ```ruby
-pod 'MapboxCommon', '21.2.0'
+pod 'MapboxCommon', '21.2.1'
 ```
 
 ##### Carthage 📱
 
 Add the following code to your Cartfile.
 
 ```bash
-binary "https://api.mapbox.com/downloads/v2/carthage/mapbox-common/MapboxCommon-ios.json" == 21.2.0
+binary "https://api.mapbox.com/downloads/v2/carthage/mapbox-common/MapboxCommon-ios.json" == 21.2.1
 ```
 
 Then run the following command in the Terminal.

Tests/Integration/Carthage/Cartfile

@@ -1 +1 @@
-binary "https://api.mapbox.com/downloads/v2/carthage/mapbox-common/MapboxCommon-ios.json" == 21.3.0-rc.1
+binary "https://api.mapbox.com/downloads/v2/carthage/mapbox-common/MapboxCommon-ios.json" == 21.2.1

Tests/Integration/CocoaPods/Podfile

@@ -1,5 +1,5 @@
 platform :ios, '11.0'
 
 target 'PodInstall' do
-  pod 'MapboxCommon', '21.3.0-rc.1'
+  pod 'MapboxCommon', '21.2.1'
 end

Tests/Integration/SPM/project.yml

@@ -4,7 +4,7 @@ options:
 packages:
   MapboxCommon:
     url: [email protected]:mapbox/mapbox-common-ios.git
-    branch: release-v21.3.0-rc.1
+    branch: release-v21.2.1
 targets:
   SPMTest:
     type: application