Bump serde from 1.0.91 to 1.0.92 (#4504)

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.91 to 1.0.92.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](https://github.com/serde-rs/serde/compare/v1.0.91...v1.0.92)

programs/bpf_loader/Cargo.toml

@@ -13,7 +13,7 @@ bincode = "1.1.4"
 byteorder = "1.3.1"
 libc = "0.2.58"
 log = "0.4.2"
-serde = "1.0.91"
+serde = "1.0.92"
 solana-logger = { path = "../../logger", version = "0.16.0" }
 solana-sdk = { path = "../../sdk", version = "0.16.0" }
 solana_rbpf = "=0.1.12"