ci(azure-pipelines): Upgrade Rust to 1.63

```
error: package `cc v1.0.99` cannot be built because it requires rustc 1.63 or newer, while the currently active rustc version is 1.56.0
```

.azure-pipelines/main.yml

@@ -111,7 +111,7 @@ pool:
 steps:
 - template: steps/setup-rust.yml
   parameters:
-    version: '1.56.0'
+    version: '1.63.0'
 - template: steps/-build.yml
 - template: steps/setup-emacs.yml
 - template: steps/-test.yml