typo fix test->text

Author: terriko

setup.py

@@ -12,7 +12,7 @@
     version="0.3.0",
     description="CVE Binary Checker Tool",
     long_description=readme,
-    long_description_content_type="test/markdown",
+    long_description_content_type="text/markdown",
     author="Terri Oda",
     author_email="[email protected]",
     maintainer="Terri Oda",