Update changelog.yml

Author: solnic

changelog.yml

@@ -1,34 +1,34 @@
 ---
 - version: unreleased
-  summary: 
-  date: 
+  summary:
+  date:
   fixed:
   - "`config.auto_inject_constant` is now cleared during code reloading (see #40 for
     more info) (@diegotoral)"
   added:
   - 'It''s now possible to configure container constant name via `config.constainer_const_name`
     (issue #21 closed via #41) (@diegotoral)'
   changed:
-  - 'Updated to work with dry-system 0.20 (via #48) (@zlw)'
+  - 'Updated to work with dry-system 0.21 (via #48 and #50) (@zlw + @solnic)'
 - version: 0.3.0
-  summary: 
+  summary:
   date: 2020-08-26
-  fixed: 
-  added: 
+  fixed:
+  added:
   changed:
   - 'Use dry-system 0.18.0 and configure new `bootable_dirs` setting appropriately
     (@timriley in #38)'
 - version: 0.2.1
-  summary: 
+  summary:
   date: 2020-08-26
   fixed:
   - Fix dry-system dependency to 0.17.0, to avoid incompatibilities with 0.18.0 (@timriley)
   added:
   - 'Controller features now support `ActionControll::API` too (issue #35 closed via
     #36) (@rinaldifonseca)'
-  changed: 
+  changed:
 - version: 0.2.0
-  summary: 
+  summary:
   date: 2020-07-21
   fixed:
   - 'Resolving `Container` constant looks it up only within the application namespace
@@ -53,4 +53,4 @@
     and exposes `safe_params` controller helper (@solnic)"
   - "`:controller_helpers` feature which adds `ApplicationController#{resolve,container}`
     shortcuts (@solnic)"
-  changed: 
+  changed: