Update prebuilt Clang to r416183b from Android.

https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef

clang 12.0.5 (based on r416183b) from build 7284624.

Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/python3/lib/python3.9/encodings/mbcs.py b/linux-x64/clang/python3/lib/python3.9/encodings/mbcs.py
new file mode 100644
index 0000000..baf46cb
--- /dev/null
+++ b/linux-x64/clang/python3/lib/python3.9/encodings/mbcs.py
@@ -0,0 +1,47 @@
+""" Python 'mbcs' Codec for Windows
+
+
+Cloned by Mark Hammond (mhammond@skippinet.com.au) from ascii.py,
+which was written by Marc-Andre Lemburg (mal@lemburg.com).
+
+(c) Copyright CNRI, All Rights Reserved. NO WARRANTY.
+
+"""
+# Import them explicitly to cause an ImportError
+# on non-Windows systems
+from codecs import mbcs_encode, mbcs_decode
+# for IncrementalDecoder, IncrementalEncoder, ...
+import codecs
+
+### Codec APIs
+
+encode = mbcs_encode
+
+def decode(input, errors='strict'):
+    return mbcs_decode(input, errors, True)
+
+class IncrementalEncoder(codecs.IncrementalEncoder):
+    def encode(self, input, final=False):
+        return mbcs_encode(input, self.errors)[0]
+
+class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
+    _buffer_decode = mbcs_decode
+
+class StreamWriter(codecs.StreamWriter):
+    encode = mbcs_encode
+
+class StreamReader(codecs.StreamReader):
+    decode = mbcs_decode
+
+### encodings module API
+
+def getregentry():
+    return codecs.CodecInfo(
+        name='mbcs',
+        encode=encode,
+        decode=decode,
+        incrementalencoder=IncrementalEncoder,
+        incrementaldecoder=IncrementalDecoder,
+        streamreader=StreamReader,
+        streamwriter=StreamWriter,
+    )