poetry: update pygls to version 0.11.2 (#42)

Update pygls to version 0.11.2 and change the version requirement to
'^0.11' this removes a conflict with jedi-language-server which requires
pygls>=0.11.1,<0.12.0.

This commit also bumps the cmake-language-server version to 0.1.3.

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cmake-language-server"
-version = "0.1.2"
+version = "0.1.3"
 description = "CMake LSP Implementation"
 license = "MIT"
 authors = ["regen"]
@@ -19,7 +19,7 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.6"
-pygls = "^0.10"
+pygls = "^0.11"
 pyparsing = "^2.4"
 importlib-metadata = {version = "^4.8", python = "<3.8"}