Updated Upstream (Paper)

Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@0cf73158 Bump to adventure 4.20.0 (#12391)
PaperMC/Paper@e8eba887 Merge remote-tracking branch 'origin/main' into update/1.21.5

Author: granny

gradle.properties

@@ -2,7 +2,7 @@ group = org.purpurmc.purpur
 version = 1.21.5-R0.1-SNAPSHOT
 
 mcVersion = 1.21.5
-paperCommit = 42623c4b27f579d874cab29bed7477608135c018
+paperCommit = e8eba887f4aedfacb953427b7bf6c23892964eeb
 
 org.gradle.configuration-cache = true
 org.gradle.caching = true