Pack additional useful data into char's "Unicode categories" RVA static info (#26848)
Pack additional useful data into char's "Unicode categories" RVA static info (#26848)

Also improves the performance of char.IsWhiteSpace / char.IsUpper / char.IsLower

Signed-off-by: dotnet-bot <03c4cb6107ae99956a7681f2c97ff7104809a2bd@microsoft.com>

ericstj/corefx,shimingsg/corefx,ericstj/corefx,ViktorHofer/corefx,ViktorHofer/corefx,wtgodbe/corefx,ViktorHofer/corefx,ViktorHofer/corefx,ViktorHofer/corefx,shimingsg/corefx,ViktorHofer/corefx,ViktorHofer/corefx,ericstj/corefx,wtgodbe/corefx,ericstj/corefx,wtgodbe/corefx,shimingsg/corefx,wtgodbe/corefx,shimingsg/corefx,ericstj/corefx,ericstj/corefx,shimingsg/corefx,ericstj/corefx,shimingsg/corefx,wtgodbe/corefx,wtgodbe/corefx,shimingsg/corefx,wtgodbe/corefx