Update riscv requirement from 0.10.1 to 0.11.0 (#885)

Updates the requirements on [riscv](https://github.com/rust-embedded/riscv) to permit the latest version.
- [Commits](https://github.com/rust-embedded/riscv/commits)

---
updated-dependencies:
- dependency-name: riscv
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

rtic/Cargo.toml

@@ -32,7 +32,7 @@ name = "rtic"
 
 [dependencies]
 esp32c3 = { version = "0.20.0", optional = true}
-riscv = {version = "0.10.1", optional = true}
+riscv = {version = "0.11.0", optional = true}
 cortex-m = { version = "0.7.0", optional = true }
 bare-metal = "1.0.0"
 #portable-atomic = { version = "0.3.19" }