[bugfix] Schema was superfluous.

paths/population_statistics_deprived.yaml

@@ -26,25 +26,22 @@ get:
             properties:
               deprived:
                 description: Number of patients living in a deprived neighborhood
-                schema:
-                  type: integer
-                  format: int32
-                  minimum: 0
-                  example: 42
+                type: integer
+                format: int32
+                minimum: 0
+                example: 42
               regular:
                 description: Number of patients living in a regular neighborhood
-                schema:
-                  type: integer
-                  format: int32
-                  minimum: 0
-                  example: 256
+                type: integer
+                format: int32
+                minimum: 0
+                example: 256
               unknown:
                 description: Number of patients either living in an unknown location or a known location with unknown depraved status
-                schema:
-                  type: integer
-                  format: int32
-                  minimum: 0
-                  example: 0
+                type: integer
+                format: int32
+                minimum: 0
+                example: 0
     400:
       $ref: '../zoo-api.yaml#/components/responses/ReqFailure'
     401: