Test docs.rs stub file in lint build

Author: davidcole1340

.github/workflows/build.yml

@@ -104,3 +104,8 @@ jobs:
         with:
           command: clippy
           args: -- -D warnings
+      - name: Build with docs stub
+        env:
+          DOCS_RS:
+        run:
+          cargo clean && cargo build

docsrs_bindings.rs

@@ -1,8 +1,8 @@
 /* automatically generated by rust-bindgen 0.59.1 */
 
-/// This file is used to build the documentation for `ext-php-rs` when being built on docs.rs runners.
-/// As these runners do not have PHP 8.0 installed, they are unable to generate the bindings to the PHP
-/// APIs.
+/// This file is used to build the documentation for `ext-php-rs` when being
+/// built on docs.rs runners. As these runners do not have PHP 8.0 installed,
+/// they are unable to generate the bindings to the PHP APIs.
 
 /// This file was generated under the following conditions:
 ///