build(deps): bump substreams from 0.5.20 to 0.6.0

Bumps [substreams](https://github.com/streamingfast/substreams-rs) from 0.5.20 to 0.6.0.
- [Release notes](https://github.com/streamingfast/substreams-rs/releases)
- [Changelog](https://github.com/streamingfast/substreams-rs/blob/develop/CHANGELOG.md)
- [Commits](streamingfast/substreams-rs@v0.5.20...v0.6.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 [dependencies]
 hex = { version = "0.4", default-features = false }
 prost = "0.11.9"
-substreams = "0.5"
+substreams = "0.6"
 substreams-entity-change = "1.3"
 substreams-near-core = "0.10.1"