Add missing assert! calls

Author: GuillaumeGomez

tests/run-make/rustdoc-scrape-examples-ordering/rmake.rs

@@ -45,5 +45,5 @@ fn main() {
     }
     rustdoc.run();
 
-    htmldocck().arg(out_dir).arg("src/lib.rs").status().unwrap().success();
+    assert!(htmldocck().arg(out_dir).arg("src/lib.rs").status().unwrap().success());
 }

tests/run-make/rustdoc-themes/rmake.rs

@@ -27,5 +27,5 @@ fn main() {
     std::fs::write(&test_css, test_content).unwrap();
 
     rustdoc().output(&out_dir).input("foo.rs").arg("--theme").arg(&test_css).run();
-    htmldocck().arg(out_dir).arg("foo.rs").status().unwrap().success();
+    assert!(htmldocck().arg(out_dir).arg("foo.rs").status().unwrap().success());
 }