Upgrade serde_json to 1.0.125

Summary: It has some fixes from the previous 1.0.100

Reviewed By: Imxset21

Differential Revision: D63983796

fbshipit-source-id: 5dc5b48ac515d8901a942d737a1f1f1057060cad

Author: jagill

watchman/cli/Cargo.toml

@@ -14,7 +14,7 @@ anyhow = "1.0.86"
 duct = "0.13.6"
 jwalk = "0.6"
 serde = { version = "1.0.185", features = ["derive", "rc"] }
-serde_json = { version = "1.0.100", features = ["float_roundtrip", "unbounded_depth"] }
+serde_json = { version = "1.0.125", features = ["float_roundtrip", "unbounded_depth"] }
 structopt = "0.3.26"
 sysinfo = "0.30.11"
 tabular = "0.2.0"