added gunicorn to pipfile.lock

Pipfile

@@ -14,6 +14,7 @@ flask-wtf = "*"
 apscheduler = "*"
 stripe = "*"
 pyotp = "*"
+gunicorn = "*"
 
 [dev-packages]
 

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "12d9a7fc2cb3712739da39dd4cb5818f40816fa6803069f2acdc13c3d724cf86"
+            "sha256": "788d94c8ce84405d5fc3b5cd9c06f6afca1ecb4f460bcc268f6a1703bca6c397"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -148,6 +148,14 @@
             "markers": "python_version >= '3' and platform_machine == 'aarch64' or (platform_machine == 'ppc64le' or (platform_machine == 'x86_64' or (platform_machine == 'amd64' or (platform_machine == 'AMD64' or (platform_machine == 'win32' or platform_machine == 'WIN32')))))",
             "version": "==1.1.2"
         },
+        "gunicorn": {
+            "hashes": [
+                "sha256:9dcc4547dbb1cb284accfb15ab5667a0e5d1881cc443e0677b4882a4067a807e",
+                "sha256:e0a968b5ba15f8a328fdfd7ab1fcb5af4470c28aaf7e55df02a99bc13138e6e8"
+            ],
+            "index": "pypi",
+            "version": "==20.1.0"
+        },
         "idna": {
             "hashes": [
                 "sha256:84d9dd047ffa80596e0f246e2eab0b391788b0503584e8945f2368256d2735ff",