Update to defmt 0.2.3

Author: Sh3Rm4n

Cargo.toml

@@ -36,7 +36,7 @@ rustc-args = ["--cfg", "docsrs"]
 cfg-if = "1.0.0"
 cortex-m = "0.7.2"
 cortex-m-rt = "0.6.14"
-defmt = { version = "0.2.2", optional = true }
+defmt = { version = "0.2.3", optional = true }
 embedded-dma = "0.1.2"
 embedded-hal = { version = "0.2.5", features = ["unproven"] }
 embedded-time = "0.12.0"