Renamed input_models 'gitlab' to 'gitlab_ci' (#57)

Co-authored-by: Tevak <teva.krief@hotmail.fr>

fastapi_template/input_model.py

@@ -15,7 +15,7 @@ class DatabaseType(enum.Enum):
 @enum.unique
 class CIType(enum.Enum):
     none = "none"
-    gitlab_ci = "gitlab"
+    gitlab_ci = "gitlab_ci"
     github = "github"
 
 @enum.unique