chore(deps) Update Rust crate once_cell to 1.8 (#1991)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

tooling/cli.rs/Cargo.lock

@@ -1126,9 +1126,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.7.2"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
+checksum = "692fcb63b64b1758029e0a96ee63e049ce8c5948587f2f7208df04625e5f6b56"
 
 [[package]]
 name = "opaque-debug"

tooling/cli.rs/Cargo.toml

@@ -21,7 +21,7 @@ clap = { version = "3.0.0-beta.2", features = [ "yaml" ] }
 anyhow = "1.0"
 tauri-bundler = { version = "1.0.0-beta.0", path = "../bundler" }
 colored = "2.0"
-once_cell = "1.7"
+once_cell = "1.8"
 serde = { version = "1.0", features = [ "derive" ] }
 serde_json = "1.0"
 serde_with = "1.9"