RFR: 8255860: Clean up CDS logging related to lambda

[Ioi Lam]

On Wed, 4 Nov 2020 18:42:44 GMT, Calvin Cheung <ccheung at openjdk.org> wrote:

>> A small clean up to make the logging more manageable.
>> 
>> [1] Moved some debug printing from `tty->print_cr()` to `-Xlog:cds+lambda=debug`
>> [2] Moved some logs from `-Xlog:cds` to `-Xlog:cds+lambda`
>
> The cleanup looks good. Just couple of nits below.

Thanks @calvinccheung and @yminqi for the review!

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PR: https://git.openjdk.java.net/jdk/pull/1062