Prepare release 0.11.0 (#54)

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "esp-backtrace"
-version = "0.10.0"
+version = "0.11.0"
 edition = "2021"
 description = "Bare-metal backtrace support for ESP32"
 repository = "https://github.com/esp-rs/esp-backtrace"
@@ -11,7 +11,7 @@ default-target = "riscv32imc-unknown-none-elf"
 features = ["esp32c3", "panic-handler", "exception-handler", "println", "esp-println/uart"]
 
 [dependencies]
-esp-println = { version = "0.8.0", optional = true, default-features = false }
+esp-println = { version = "0.9.0", optional = true, default-features = false }
 defmt = { version = "=0.3.5", optional = true }
 
 [features]
@@ -39,6 +39,3 @@ exception-handler = []
 panic-handler = []
 halt-cores = []
 colors = []
-
-[patch.crates-io]
-esp-println = { git = "https://github.com/esp-rs/esp-println/", rev = "1f628e3" }