Add missing platform availability annotations to coding key types

Author: vsanthanam

.scripts/build-maccatalyst-xcode

@@ -1,9 +1,9 @@
 #!/bin/bash
 
 xcodebuild \
-  -scheme $1 \
+  -scheme "$1" \
   -configuration Release \
-  -sdk macosx$2 \
+  -sdk "macosx$2" \
   -destination 'platform=macOS,variant=Mac Catalyst' \
   BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
   MACOSX_DEPLOYMENT_TARGET=12.0 \

.scripts/build-tvos-xcode

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 xcodebuild \
-  -scheme $1 \
+  -scheme "$1" \
   -configuration Release \
   -sdk appletvsimulator \
   -destination "generic/platform=tvOS Simulator,OS=$2" \
@@ -11,4 +11,4 @@ xcodebuild \
   CODE_SIGN_IDENTITY="" \
   CODE_SIGNING_REQUIRED=NO \
   CODE_SIGNING_ALLOWED=NO \
-  clean build
+  clean build

.scripts/build-visionos-xcode

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 xcodebuild \
-  -scheme $1 \
+  -scheme "$1" \
   -configuration Release \
   -sdk xrsimulator \
   -destination "generic/platform=visionOS Simulator,OS=$2" \

.scripts/build-watchos-xcode

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 xcodebuild \
-  -scheme $1 \
+  -scheme "$1" \
   -configuration Release \
   -sdk watchsimulator \
   -destination "generic/platform=watchOS Simulator,OS=$2" \
@@ -11,4 +11,4 @@ xcodebuild \
   CODE_SIGN_IDENTITY="" \
   CODE_SIGNING_REQUIRED=NO \
   CODE_SIGNING_ALLOWED=NO \
-  clean build
+  clean build

Sources/JBirdCodableSupport/CodingKeys/CamelCaseCodingKey.swift

@@ -23,6 +23,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
+@available(macOS 13.0, macCatalyst 16.0, iOS 16.0, watchOS 9.0, tvOS 16.0, visionOS 1.0, *)
 struct CamelCaseCodingKey: CodingKey {
 
     // MARK: - Initializers

Sources/JBirdCodableSupport/CodingKeys/IndexCodingKey.swift

@@ -23,6 +23,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
+@available(macOS 13.0, macCatalyst 16.0, iOS 16.0, watchOS 9.0, tvOS 16.0, visionOS 1.0, *)
 struct IndexCodingKey: CodingKey {
 
     // MARK: - Initializers

Sources/JBirdCodableSupport/CodingKeys/ObjectCodingKey.swift

@@ -25,6 +25,7 @@
 
 import Foundation
 
+@available(macOS 13.0, macCatalyst 16.0, iOS 16.0, watchOS 9.0, tvOS 16.0, visionOS 1.0, *)
 struct ObjectCodingKey: CodingKey {
 
     // MARK: - Initializers

Sources/JBirdCodableSupport/CodingKeys/SnakeCaseCodingKey.swift

@@ -23,6 +23,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
+@available(macOS 13.0, macCatalyst 16.0, iOS 16.0, watchOS 9.0, tvOS 16.0, visionOS 1.0, *)
 struct SnakeCaseCodingKey: CodingKey {
 
     // MARK: - Initializers

Sources/JBirdCodableSupport/CodingKeys/SuperCodingKey.swift

@@ -23,6 +23,7 @@
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
+@available(macOS 13.0, macCatalyst 16.0, iOS 16.0, watchOS 9.0, tvOS 16.0, visionOS 1.0, *)
 struct SuperCodingKey: CodingKey {
 
     // MARK: - Initializers