Bump heapless from 0.7.17 to 0.8.0

Bumps [heapless](https://github.com/japaric/heapless) from 0.7.17 to 0.8.0.
- [Changelog](https://github.com/rust-embedded/heapless/blob/main/CHANGELOG.md)
- [Commits](https://github.com/japaric/heapless/compare/v0.7.17...v0.8.0)

---
updated-dependencies:
- dependency-name: heapless
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -299,15 +299,6 @@ version = "0.15.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ae037714f313c1353189ead58ef9eec30a8e8dc101b2622d461418fd59e28a9"
 
-[[package]]
-name = "atomic-polyfill"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
-dependencies = [
- "critical-section",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -964,12 +955,6 @@ dependencies = [
  "itertools 0.10.5",
 ]
 
-[[package]]
-name = "critical-section"
-version = "1.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7059fff8937831a9ae6f0fe4d658ffabf58f2ca96aa9dec1c889f936f705f216"
-
 [[package]]
 name = "crossbeam-channel"
 version = "0.5.11"
@@ -1770,9 +1755,9 @@ dependencies = [
 
 [[package]]
 name = "hash32"
-version = "0.2.1"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
+checksum = "47d60b12902ba28e2730cd37e95b8c9223af2808df9e902d4df49588d1470606"
 dependencies = [
  "byteorder",
 ]
@@ -1817,14 +1802,11 @@ dependencies = [
 
 [[package]]
 name = "heapless"
-version = "0.7.17"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
+checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad"
 dependencies = [
- "atomic-polyfill",
  "hash32",
- "rustc_version",
- "spin",
  "stable_deref_trait",
 ]
 
@@ -5362,15 +5344,6 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
-[[package]]
-name = "spin"
-version = "0.9.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
-dependencies = [
- "lock_api",
-]
-
 [[package]]
 name = "sqlparser"
 version = "0.39.0"

crates/nu-pretty-hex/Cargo.toml

@@ -17,5 +17,5 @@ bench = false
 nu-ansi-term = "0.49.0"
 
 [dev-dependencies]
-heapless = { version = "0.7", default-features = false }
+heapless = { version = "0.8", default-features = false }
 rand = "0.8"