.NET: Updating version for dotnet release 1.7.0 (#6093)

* Updating version for dotnet release 1.6.3

* Change to minor version bump.

---------

Co-authored-by: Ben Thomas <25218250+alliscode@users.noreply.github.com>

Author: alliscode

dotnet/nuget/nuget-package.props

@@ -1,14 +1,14 @@
 <Project>
   <PropertyGroup>
     <!-- Central version prefix - applies to all nuget packages. -->
-    <VersionPrefix>1.6.2</VersionPrefix>
+    <VersionPrefix>1.7.0</VersionPrefix>
     <RCNumber>1</RCNumber>
-    <DateSuffix>260521</DateSuffix>
+    <DateSuffix>260526</DateSuffix>
     <PackageVersion Condition="'$(IsReleaseCandidate)' == 'true'">$(VersionPrefix)-rc$(RCNumber)</PackageVersion>
     <PackageVersion Condition="'$(IsReleaseCandidate)' != 'true' AND '$(VersionSuffix)' != ''">$(VersionPrefix)-$(VersionSuffix).$(DateSuffix).1</PackageVersion>
     <PackageVersion Condition="'$(IsReleaseCandidate)' != 'true' AND '$(VersionSuffix)' == ''">$(VersionPrefix)-preview.$(DateSuffix).1</PackageVersion>
     <PackageVersion Condition="'$(IsReleased)' == 'true'">$(VersionPrefix)</PackageVersion>
-    <GitTag>1.6.2</GitTag>
+    <GitTag>1.7.0</GitTag>
 
     <Configurations>Debug;Release;Publish</Configurations>
     <IsPackable>true</IsPackable>