Remote: loosen a cast

cl objects to the use of the reinterpret_cast for the casting between
integral types.  Loosen to a static_cast.

Author: compnerd

include/swift/Remote/MetadataReader.h

@@ -432,7 +432,7 @@ class MetadataReader {
     if (!Reader->readBytes(RemoteAddress(ExistentialAddress),
                            (uint8_t *)&Container, sizeof(Container)))
       return None;
-    auto MetadataAddress = reinterpret_cast<StoredPointer>(Container.Type);
+    auto MetadataAddress = static_cast<StoredPointer>(Container.Type);
     auto Metadata = readMetadata(MetadataAddress);
     if (!Metadata)
       return None;