Update pbjson

Author: alamb

Cargo.lock

@@ -162,8 +162,8 @@ parquet = { version = "56.2.0", default-features = false, features = [
     "async",
     "object_store",
 ] }
-pbjson = { version = "0.7.0" }
-pbjson-types = "0.7"
+pbjson = { version = "0.8.0" }
+pbjson-types = "0.8"
 insta = { version = "1.43.2", features = ["glob", "filters"] }
 # Should match arrow-flight's version of prost.
 prost = "0.14.1"