Make Jinja2 optional

Author: kiendang

setup.py

@@ -3,14 +3,14 @@
 
 install_requires = [
     "graphql-core>=3.2,<3.3",
-    "Jinja2>=3.1,<4",
     "typing-extensions>=4,<5",
 ]
 
 tests_requires = [
     "pytest>=7.2,<8",
     "pytest-asyncio>=0.20,<1",
     "pytest-cov>=4,<5",
+    "Jinja2>=3.1,<4",
     "sanic-testing>=22.3,<23",
 ]