detect missing patch target as missing dependency

Author: Skgland

src/prepare.rs

@@ -156,6 +156,8 @@ fn run_command(cmd: Command) -> anyhow::Result<()> {
             || line.contains("no matching package found")
             || line.contains("registry index was not found in any configuration:")
             || line.contains("no matching package for override ")
+            || (line.contains("The patch location ")
+                && line.contains(" does not appear to contain any packages matching the name "))
         {
             missing_deps = true;
         } else if line.contains("failed to parse manifest at")

tests/buildtest/mod.rs

@@ -345,7 +345,7 @@ test_prepare_unknown_err!(
     "error: package collision in the lockfile: packages lockfile-collision v0.1.0 "
 );
 
-test_prepare_unknown_err!(
+test_prepare_error_stderr!(
     test_invalid_cargotoml_missing_patch,
     "invalid-cargotoml-missing-patch",
     MissingDependencies,