Bump mcp minimum to 1.30.0, revert basedpyright bump

Author: Ickerday

pyproject.toml

@@ -36,7 +36,7 @@ compat = ["six>=1.17.0"]
 ai = [
   "httpx==0.28.1",
   "langchain>=1.3.15",
-  "mcp>=1.28.1,<2.0.0",
+  "mcp>=1.30.0,<2.0.0",
   "pydantic>=2.13.4",
 ]
 anthropic = ["splunk-sdk[ai]>=3.0.1", "langchain-anthropic>=1.7.8"]
@@ -59,7 +59,7 @@ test = [
 ]
 release = ["build>=1.6.1", "jinja2>=3.1.6", "sphinx>=9.2.0", "twine>=7.0.0"]
 lint = [
-  "basedpyright>=1.40.2",
+  "basedpyright>=1.39.10",
   "ruff>=0.17.3",
   "mbake>=1.5.0",
   "zizmor>=1.31.1",