Fixing nuget minor version. (#1548)

Author: Keboo

MaterialDesignThemes.MahApps.nuspec

@@ -16,9 +16,9 @@
     <tags>WPF XAML MahApps Material Design Theme Colour Color UI UX</tags>
     <dependencies>
       <group>
-        <dependency id="MaterialDesignColors" version="[1.2.0, 2.0)" />
-        <dependency id="MaterialDesignThemes" version="[2.6.0, 3.0)" />
-        <dependency id="MahApps.Metro" version="1.6.*" />
+        <dependency id="MaterialDesignColors" version="[1.2.1, 2.0)" />
+        <dependency id="MaterialDesignThemes" version="[3.0.0, 4.0)" />
+        <dependency id="MahApps.Metro" version="[2.0.0,3.0)" />
       </group>
       <group targetFramework=".NETFramework4.5" />
       <group targetFramework=".NETCoreApp3.0" />

MaterialDesignThemes.nuspec

@@ -16,7 +16,7 @@
     <tags>WPF XAML Material Design Theme Colour Color UI UX</tags>
     <dependencies>
       <group>
-        <dependency id="MaterialDesignColors" version="[1.2.0, 2.0)" />
+        <dependency id="MaterialDesignColors" version="[1.2.1, 2.0)" />
       </group>
       <group targetFramework=".NETFramework4.5" />
       <group targetFramework=".NETCoreApp3.0" />