Fix indentation in the README

README.md

@@ -82,7 +82,7 @@ To support picking the right key in this use case, this action scans _key commen
 
 The submodules are supported, but not directly in the `checkout` action. They have to be cloned *after* the `ssh-agent` step. For example:
 
-```
+```yaml
 - uses: webfactory/ssh-agent@v0.5.3
   with:
     ssh-private-key: |
@@ -139,19 +139,19 @@ There are 2 ways you can achieve this:
 
 1. Add this step once in your job **before** any cargo command:
 
-```
+   ```
       - name: Update cargo config to use Git CLI
         run: Set-Content -Path $env:USERPROFILE\.cargo\config.toml "[net]`ngit-fetch-with-cli = true"
-```
+   ```
 
-This will configure Cargo to use the Git CLI as explained in the [Cargo's documentation](https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli).
+   This will configure Cargo to use the Git CLI as explained in the [Cargo's documentation](https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli).
 
 2. Alternatively you can set it to the environment variables for the entire workflow:
 
-```
+   ```
-env:
+    env:
       CARGO_NET_GIT_FETCH_WITH_CLI: true
-```
+   ```
 
 ### Using Deploy Keys with Swift Package Manager