updated minimum requirements in setup

Author: shankarpandala

setup.py

@@ -11,7 +11,21 @@
 with open("HISTORY.rst") as history_file:
     history = history_file.read()
 
-requirements = ['Click>=7.0', ]
+requirements = [
+    "click>=7.1.2",
+    "joblib>=0.16.0",
+    "lightgbm>=2.3.1",
+    "numpy>=1.19.1",
+    "optuna>=1.5.0",
+    "pandas>=1.0.5",
+    "pytest>=5.4.3",
+    "PyYAML>=5.3.1",
+    "scikit-learn>=0.23.1",
+    "scipy>=1.5.2",
+    "six>=1.15.0",
+    "tqdm>=4.48.0",
+    "xgboost>=1.1.1",
+]
 
 setup_requirements = [
     "pytest-runner",