Fix rel notes and update import export page

Author: erinstellato-ms

docs/azure-data-studio/release-notes-azure-data-studio.md

@@ -31,7 +31,7 @@ Azure Data Studio 1.45.0 is the latest general availability (GA) release.
 | Connection | Updated Azure tree icons |
 | Connection | Updated the Azure tree in the Connection Pane to show only available resource types |
 | Connection | Added Azure Postgres Flexible Server and Azure CosmosDB for PostgreSQL in the Azure resource tree |
-| Connection | Added support for advanced connection options for other providers |
+| Connection | Introduced support for multiple connections against same target, with different profile names and advanced options |
 | Connection | Added capability to clear encryption keys with the 'Clear Azure Account Token Cache' command |
 | Connection | Introduced support for connection pooling for MSSQL connections |
 | GitHub Copilot | GitHub Copilot extension version 1.95.239 |
@@ -187,6 +187,7 @@ For a full list of bug fixes addressed for the May 2023 Hotfix release, visit th
 | Connection | Enabled Sql Authentication Provider by default for Azure SQL connections and the MSAL Authentication Library.  Learn more at [Connect with Azure Data Studio](https://aka.ms/azuredatastudio-connection) |
 | Connection | Introduced support for passing in advanced connection options in command line arguments |
 | Connection | Added ability to provide an Application Name in the connection string parameter |
+| Connection | Added support for advanced connection options for other providers |
 | General | Added support for customizing table keyboard shortcuts |
 | General | Added warning notification on startup if Azure PII logging is enabled |
 | GitHub Copilot | GitHub Copilot extension for autocomplete-style suggestions added to extension gallery. Learn more at [GitHub Copilot extension](./extensions/github-copilot-extension.md) |

docs/relational-databases/import-export/import-flat-file-wizard.md

@@ -4,7 +4,7 @@ description: Import Flat File Wizard is a simple way to copy data from a .csv or
 author: erinstellato-ms
 ms.author: erinstellato
 ms.reviewer: maghan
-ms.date: "09/26/2017"
+ms.date: "07/26/2023"
 ms.service: sql
 ms.subservice: data-movement
 ms.topic: conceptual
@@ -107,6 +107,7 @@ The given value of type String from the data source cannot be converted to type
 Failed to convert parameter value from a String to a Double. (System.Data)
 ```
 
+Currently, the importer uses encoding based on the system's active code page.  On most machines this defaults to ANSI.
 
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