OSX-KVM - January 2022 Batch Update #2

Changes:

- Update OVMF bits (https://github.com/retrage/edk2-nightly)

- Update OpenCore to 0.7.7 (via Nick)

- Add a 2 USD hack for getting proper sound ;)

Upstream resources:

- https://github.com/acidanthera/OpenCorePkg/releases

- https://github.com/thenickdude/KVM-Opencore

OpenCore/EFI/OC/Kexts/WhateverGreen.kext/Contents/Info.plist

@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
 	<key>BuildMachineOSBuild</key>
-	<string>19H1417</string>
+	<string>20G306</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>en</string>
 	<key>CFBundleExecutable</key>
@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>KEXT</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.5.5</string>
+	<string>1.5.7</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleSupportedPlatforms</key>
@@ -25,23 +25,23 @@
 		<string>MacOSX</string>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>1.5.5</string>
+	<string>1.5.7</string>
 	<key>DTCompiler</key>
 	<string>com.apple.compilers.llvm.clang.1_0</string>
 	<key>DTPlatformBuild</key>
-	<string>12B45b</string>
+	<string>13C100</string>
 	<key>DTPlatformName</key>
 	<string>macosx</string>
 	<key>DTPlatformVersion</key>
-	<string>11.0</string>
+	<string>12.1</string>
 	<key>DTSDKBuild</key>
-	<string>20A2408</string>
+	<string>21C46</string>
 	<key>DTSDKName</key>
-	<string>macosx11.0</string>
+	<string>macosx12.1</string>
 	<key>DTXcode</key>
-	<string>1220</string>
+	<string>1321</string>
 	<key>DTXcodeBuild</key>
-	<string>12B45b</string>
+	<string>13C100</string>
 	<key>IOKitPersonalities</key>
 	<dict>
 		<key>NVHDAEnabler</key>