FS-11335: [mod_curl] Update cURL version to 7.61.0 for the Windows build.

w32/curl-version.props

@@ -2,7 +2,7 @@
 <Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ImportGroup Label="PropertySheets" />
   <PropertyGroup Label="UserMacros">
-    <curlVersion>7.59.0</curlVersion>
+    <curlVersion>7.61.0</curlVersion>
   </PropertyGroup>
   <PropertyGroup>
     <curlVersionImported>true</curlVersionImported>