Update version to 7.7.3 and relax Asp.NET Package version to >5.2.2 since 5.3.0 was released recently

Author: xuzhg

tools/WebStack.versions.settings.targets

@@ -5,13 +5,13 @@
   <PropertyGroup>
     <VersionMajor Condition="'$(VersionMajor)' == ''">7</VersionMajor>
     <VersionMinor Condition="'$(VersionMinor)' == ''">7</VersionMinor>
-    <VersionBuild Condition="'$(VersionBuild)' == ''">2</VersionBuild>
+    <VersionBuild Condition="'$(VersionBuild)' == ''">3</VersionBuild>
     <VersionRelease Condition="'$(VersionRelease)' == ''"></VersionRelease>
   </PropertyGroup>
 
   <!-- For NuGet Package Dependencies -->
   <PropertyGroup>
-    <AspNetPackageDependency>[5.2.2, 5.3.0)</AspNetPackageDependency>
+    <AspNetPackageDependency>5.2.2</AspNetPackageDependency>
     <AspNetCorePackageDependency>[2.0.1, 3.0.0)</AspNetCorePackageDependency>
     <DependencyInjection1PackageDependency>1.0.0</DependencyInjection1PackageDependency>
     <DependencyInjection2PackageDependency>2.0.0</DependencyInjection2PackageDependency>