bump getrandom

Author: sfackler

postgres-protocol/Cargo.toml

@@ -23,4 +23,4 @@ memchr = "2.0"
 rand = "0.9"
 sha2 = "0.10"
 stringprep = "0.1"
-getrandom = { version = "0.2", optional = true }
+getrandom = { version = "0.3", optional = true }