Adds more test cleanup

Author: picandocodigo

tests/indices/clone.yml

@@ -32,6 +32,9 @@ teardown:
   - do:
       indices.delete:
         index: clone_source
+  - do:
+      indices.delete:
+        index: clone_target
 ---
 "Clone index via API":
   # make it read-only

tests/indices/data_streams.yml

@@ -40,3 +40,6 @@ teardown:
       indices.delete_data_stream:
         name: logs-test
   - is_true: acknowledged
+  - do:
+      cluster.health:
+        wait_for_status: green

tests/indices/split.yml

@@ -35,6 +35,9 @@ teardown:
   - do:
       indices.delete:
         index: split_index_source
+  - do:
+      indices.delete:
+        index: split_index_target
 ---
 "Split index via API":
   # make it read-only

tests/searchable_snapshots/10_basic.yml

@@ -48,6 +48,10 @@ teardown:
         repository: repository-test
         snapshot: snapshot
         ignore: 404
+  - do:
+      indices.delete:
+        index: test_snapshots_searchable
+        ignore: 404
 ---
 'Searchable Snapshots':
   - do: