Partial semanticdb information for sources compiled with Scala 3

[bjaglin]

This is just a placeholder for visibility for rule authors , to track the most important tickets upstream that will bring parity between Scala 2 and Scala 3. Note that some issues below are partially implemented.

• Add Synthetics section to SemanticDB scala/scala3#13135
• Add missing SymbolInfomation fields to Semanticdb scala/scala3#12963
• Add Signature information for Semanticdb scala/scala3#12766
• [SemanticDB] Nested annotations are ignored in SemanticDB signatures scala/scala3#13291
• [SemanticDB] Missing symbol occurrence on refinement access scala/scala3#14828
• No Semanticdb generated for lifted args scala/scala3#19970