fix comments

Author: Nadir Trapsida

weaver/wps_restapi/swagger_definitions.py

@@ -236,11 +236,11 @@ class URL(ExtendedSchemaNode):
 class DateTimeInterval(ExtendedSchemaNode):
     schema_type = String
     description = (
-        "DateTime format against OGC-API - Processes,"
-        "to get values before a certain date-time use '../' before the date-time,"
-        "to get values after a certain date-time use '/..' after the date-time like the example,"
-        "to get values between two date-times use '/' between the date-times,"
-        "to get values with a specific date-time just pass the datetime."
+        "DateTime format against OGC-API - Processes, "
+        "to get values before a certain date-time use '../' before the date-time, "
+        "to get values after a certain date-time use '/..' after the date-time like the example, "
+        "to get values between two date-times use '/' between the date-times, "
+        "to get values with a specific date-time just pass the datetime. "
     )
     example = "2022-03-02T03:32:38.487000+00:00/.."
     regex_datetime = r"(\d{4}-\d\d-\d\dT\d\d:\d\d:\d\d(\.\d+)?(([+-]\d\d:\d\d)|Z)?)"