fix(config): normalize included config paths

Without normalizing included config paths,
`Definition::root()` will do `parent().parent()`
on non-normalized paths containing `..` segments.
And that will remove `..` and result in wrong path resolution.

Author: weihanglo

src/cargo/util/context/mod.rs

@@ -2347,6 +2347,7 @@ impl ConfigInclude {
             Definition::Environment(_) | Definition::Cli(None) | Definition::BuiltIn => gctx.cwd(),
         }
         .join(&self.path);
+        let abs_path = paths::normalize_path(&abs_path);
 
         if self.optional && !abs_path.exists() {
             tracing::info!(

tests/testsuite/config_include.rs

@@ -617,7 +617,7 @@ fn env_relative_path_included_from_same_level() {
     );
     assert_e2e().eq(
         env.get("OUTER").unwrap().to_str().unwrap(),
-        str!["[ROOT]/foo/.cargo/../../outer-val"],
+        str!["[ROOT]/outer-val"],
     );
 }
 
@@ -642,6 +642,6 @@ fn env_relative_path_included_from_upper_level() {
 
     assert_e2e().eq(
         env.get("MY_ENV").unwrap().to_str().unwrap(),
-        str!["[ROOT]/outer/foo/.cargo/../val"],
+        str!["[ROOT]/val"],
     );
 }