Update changelog for 1.1.0

CHANGELOG.md

@@ -1,3 +1,29 @@
+# History of changes
+
+## Version 1.1.0 (2023/09/07)
+
+### Issues Closed
+
+* [Issue 11](https://github.com/python-lsp/python-lsp-jsonrpc/issues/11) - Drop support for Python 3.6 ([PR 16](https://github.com/python-lsp/python-lsp-jsonrpc/pull/16) by [@ccordoba12](https://github.com/ccordoba12))
+
+In this release 1 issue was closed.
+
+### Pull Requests Merged
+
+* [PR 21](https://github.com/python-lsp/python-lsp-jsonrpc/pull/21) - Drop support for Python 3.7, by [@ccordoba12](https://github.com/ccordoba12)
+* [PR 20](https://github.com/python-lsp/python-lsp-jsonrpc/pull/20) - Allow method handlers to return json rpc errors, by [@smacke](https://github.com/smacke)
+* [PR 16](https://github.com/python-lsp/python-lsp-jsonrpc/pull/16) - Make necessary changes to drop support for Python 3.6, by [@ccordoba12](https://github.com/ccordoba12) ([11](https://github.com/python-lsp/python-lsp-jsonrpc/issues/11))
+* [PR 15](https://github.com/python-lsp/python-lsp-jsonrpc/pull/15) - Drop Python 3.6 on CIs and start testing with Python 3.10, by [@ccordoba12](https://github.com/ccordoba12)
+* [PR 14](https://github.com/python-lsp/python-lsp-jsonrpc/pull/14) - Migrate metadata from `setup.cfg` to PEP 621-compliant `pyproject.toml`, by [@KOLANICH](https://github.com/KOLANICH)
+* [PR 10](https://github.com/python-lsp/python-lsp-jsonrpc/pull/10) - Use f-strings wherever possible, by [@ccordoba12](https://github.com/ccordoba12)
+* [PR 9](https://github.com/python-lsp/python-lsp-jsonrpc/pull/9) - Add license info to setup.py so it will show up in wheel installs., by [@itsbenweeks](https://github.com/itsbenweeks)
+* [PR 8](https://github.com/python-lsp/python-lsp-jsonrpc/pull/8) - Move the package metadata from setup.py to setup.cfg, by [@KOLANICH](https://github.com/KOLANICH)
+* [PR 4](https://github.com/python-lsp/python-lsp-jsonrpc/pull/4) - PR: Fix typos in readme, by [@yaegassy](https://github.com/yaegassy)
+
+In this release 9 pull requests were closed.
+
+----
+
 ## Version 1.0.0 (2021/04/14)
 
 ### Issues Closed