Updated search timeperiods description

Author: DavidMikolaKC

usaspending_api/api_contracts/contracts/v2/download/search.md

@@ -185,11 +185,11 @@ A list of current DEFC can be found [here.](https://files.usaspending.gov/refere
 + `start_date` (required, string)
 + `end_date` (required, string)
 + `date_type` (optional, enum[string])
-
 While accepting the same format, time period filters are interpreted slightly differently between awards, transactions, and subawards.  
-[Award Time Period](../../../search_filters.md#award-search-time-period-Object)
-[Transaction Time Period](../../../search_filters.md#transaction-search-time-period-Object)
-[Subawards Time Period](../../../search_filters.md#subaward-search-time-period-Object)
++ [Award Time Period](../../../search_filters.md#award-search-time-period-Object)
++ [Transaction Time Period](../../../search_filters.md#transaction-search-time-period-Object)
++ [Subawards Time Period](../../../search_filters.md#subaward-search-time-period-Object)
+
 
 ### TreasuryAccountComponentsObject (object)
 + `ata` (optional, string, nullable)