Fix tests.

Author: milesj

crates/config/tests/task_config_test.rs

@@ -994,7 +994,7 @@ checks:
         }
 
         #[test]
-        #[should_panic(expected = "Failed to deserialize the untagged enum TaskCheckEntryShape")]
+        #[should_panic(expected = "Failed to deserialize the untagged enum TaskCheckShape")]
         fn errors_on_invalid_check_type() {
             test_parse_config(
                 r"

crates/config/tests/utils.rs

@@ -294,7 +294,7 @@ pub fn load_tasks_config_in_format(format: &str) {
                 internal: Some(true),
                 merge: None,
                 merge_args: Some(TaskMergeStrategy::Append),
-                merge_checks: Some(TaskMergeStrategy::Append),
+                merge_checks: None,
                 merge_deps: Some(TaskMergeStrategy::Prepend),
                 merge_env: Some(TaskMergeStrategy::Replace),
                 merge_inputs: Some(TaskMergeStrategy::Preserve),