feat: some changes to the changelog (#493)

Author: daudix

data/com.github.GradienceTeam.Gradience.appdata.xml.in.in

@@ -38,11 +38,11 @@
   <releases>
     <release version="0.3.0" date="2022-09-16" type="stable">
       <description>
-        <p>Gradience 0.3.0 is a major update with many new features and improvements. here is some of them:</p>
+        <p>Gradience 0.3.0 is a major update with many new features and improvements. Here are some of them:</p>
         <ul>
-          <li>Added plugins support, this allows creating plugins for customizing other apps</li>
-          <li>Added support for custom repos, this allows creating own selection of presets</li>
-          <li>Preset Manager performance are significantly enhanced, presets are downloading much faster and app don't freeze on preset removal</li>
+          <li>Added plugins support, this allows the creation of plugins to customize other apps</li>
+          <li>Added support for custom preset repos, this allows users to host a collection of presets on their own infrastructure</li>
+          <li>Preset Manager performance are significantly enhanced, it downloads presets faster and the app doesn't freeze on preset removal</li>
           <li>Added search to Preset Manager</li>
           <li>Preset Manager is attached to the main window</li>
           <li>Added Quick Preset Switcher back, with it you can switch presets with less clicks</li>