Update changelog

CHANGELOG.md

@@ -12,6 +12,8 @@
 - Added ```/api/v1/accounts/relationships``` endpoint [4b9f7d6b](https://github.com/pixelfed/pixelfed/commit/4b9f7d6b)
 - Added ```/api/v1/accounts/search``` endpoint [b1fccf6d](https://github.com/pixelfed/pixelfed/commit/b1fccf6d)
 - Added ```/api/v1/blocks``` endpoint [ac9f1bc0](https://github.com/pixelfed/pixelfed/commit/ac9f1bc0)
+- Added ```/api/v1/accounts/{id}/block``` endpoint [c6b1ed97](https://github.com/pixelfed/pixelfed/commit/c6b1ed97)
+- Added ```/api/v1/accounts/{id}/unblock``` endpoint [35226c99](https://github.com/pixelfed/pixelfed/commit/35226c99)
 
 ### Fixed
 - Update developer settings pages, fix vue bug [cd365ab3](https://github.com/pixelfed/pixelfed/commit/cd365ab3)