Fix clippy lints, and update CI actions

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     name: Lints
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - run: rustup toolchain install stable --profile minimal --component rustfmt --component clippy --no-self-update
 
@@ -29,7 +29,7 @@ jobs:
     name: Unit Tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - run: rustup toolchain install stable --profile minimal --no-self-update
 
@@ -41,7 +41,7 @@ jobs:
     name: "Unit Tests - all features"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - run: rustup toolchain install stable --profile minimal --no-self-update
 
@@ -55,7 +55,7 @@ jobs:
     env:
       RUSTDOCFLAGS: -Dwarnings
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - run: rustup toolchain install stable --profile minimal --component rust-docs --no-self-update
 

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "Release a new version"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           token: ${{ secrets.GH_RELEASE_PAT }}
           fetch-depth: 0

.github/workflows/weekly.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - run: |
           rustup toolchain install ${{ matrix.rust }} --profile minimal --component clippy --no-self-update

src/builder.rs

@@ -1,6 +1,5 @@
 #![cfg_attr(not(any(unix, windows, target_os = "redox")), allow(unused_imports))]
 
-use std::convert::AsRef;
 use std::env;
 use std::fs;
 use std::io::Read;

src/hermes.rs

@@ -55,7 +55,8 @@ impl Encodable for SourceMapHermes {
     fn as_raw_sourcemap(&self) -> RawSourceMap {
         // TODO: need to serialize the `HermesFunctionMap` mappings
         let mut rsm = self.sm.as_raw_sourcemap();
-        rsm.x_facebook_sources = self.raw_facebook_sources.clone();
+        rsm.x_facebook_sources
+            .clone_from(&self.raw_facebook_sources);
         rsm
     }
 }