recognize package dependency cycles as a broken manifest

Author: Skgland

src/prepare.rs

@@ -159,6 +159,7 @@ fn run_command(cmd: Command) -> anyhow::Result<()> {
         } else if line.contains("failed to parse manifest at")
             || line.contains("error: invalid table header")
             || line.contains("error: cyclic feature dependency: feature ")
+            || line.contains("error: cyclic package dependency: package ")
         {
             broken_deps = true;
         } else if line.contains("error: failed to parse lock file at") {

tests/buildtest/mod.rs

@@ -296,7 +296,7 @@ test_prepare_error_stderr!(
     "error: cyclic feature dependency: feature"
 );
 
-test_prepare_unknown_err!(
+test_prepare_error_stderr!(
     test_invalid_cargotoml_cyclic_package,
     "invalid-cargotoml-cyclic-package",
     BrokenDependencies,