🔖 bump version 0.2.0

Author: yanyongyu

poetry.lock

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "GitHubKit"
-version = "0.1.0"
+version = "0.2.0"
 description = "GitHub SDK for Python"
 authors = ["yanyongyu <[email protected]>"]
 license = "MIT"
@@ -12,7 +12,7 @@ keywords = ["github", "octokit"]
 
 [tool.poetry.dependencies]
 python = "^3.8"
-httpx = "^0.23.0"
+httpx = ">=0.23.0, <1.0.0"
 pydantic = "^1.9.1"
 typing-extensions = "^4.3.0"