refactor(syn)!: field_annotation migrated and refactored

syn version raised to major (2)

Author: TheRustifyer

canyon_entities/Cargo.toml

@@ -13,4 +13,4 @@ description.workspace = true
 partialdebug = { workspace = true }
 quote = { workspace = true }
 proc-macro2 = { workspace = true }
-syn = { version = "1.0.109", features = ["full", "parsing"] } # TODO Pending to refactor and upgrade
+syn = { version = "2.0.117", features = ["full", "parsing"] } # TODO Pending to refactor and upgrade