[chore] Prep for v6.8.1 release (#602)

Author: nwithan8

CHANGELOG.md

@@ -1,5 +1,9 @@
 # CHANGELOG
 
+# v6.8.1 (2024-10-31)
+
+- Fixes HTTP query parameter serialization bug causing `TrackingCodes` to be ignored when listing trackers
+
 ## v6.8.0 (2024-10-22)
 
 - Removes the deprecated `CreateList` Tracker function as it is no longer available via API

EasyPost.nuspec

@@ -3,7 +3,7 @@
     <metadata>
         <id>EasyPost-Official</id>
         <title>EasyPost (Official)</title>
-        <version>6.8.0</version>
+        <version>6.8.1</version>
         <authors>EasyPost</authors>
         <owners>EasyPost</owners>
         <projectUrl>https://www.easypost.com</projectUrl>

EasyPost/Properties/VersionInfo.cs

@@ -2,6 +2,6 @@
 
 // Version information for an assembly must follow semantic versioning
 // When releasing a release candidate, append a 4th digit being the number of the release candidate
-[assembly: AssemblyVersion("6.8.0")]
-[assembly: AssemblyFileVersion("6.8.0")]
-[assembly: AssemblyInformationalVersion("6.8.0")]
+[assembly: AssemblyVersion("6.8.1")]
+[assembly: AssemblyFileVersion("6.8.1")]
+[assembly: AssemblyInformationalVersion("6.8.1")]