* relax restriction on handle length in PDS.
* add test to validate restriction on handle length.
* make fmt
* resolve test issues with too-long handles
* attempt to resolve appview test issues with too-long handles
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Co-authored-by: itaru2622 <itaru2622@gmail.com>
* move nsid package in to identifier
* move uri package in to identifier
* update packages to pull from identifier, not nsid or uri
* rename @atproto/identifier to @atproto/syntax
* update all refs from @atproto/identifer to @atproto/syntax