Prepare release 5.1.0 (#1272)

As title

Co-authored-by: M M Arif <mmarif@swatian.com>
Reviewed-on: https://codeberg.org/gitnex/GitNex/pulls/1272

app/build.gradle

@@ -9,8 +9,8 @@ android {
         applicationId "org.mian.gitnex"
         minSdkVersion 23
         targetSdkVersion 33
-        versionCode 505
-        versionName "5.1.0-dev"
+        versionCode 510
+        versionName "5.1.0"
         multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }

app/src/main/res/xml/changelog.xml

@@ -1,8 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <changelog>
 
-    <release version="5.1.0-dev" versioncode="505">
-        <change>Under development</change>
+    <release version="5.1.0" versioncode="510">
+        <change>New: Dynamic colors for Android 12+ (Settings -> Appearance -> Theme)</change>
+        <change>New: FAB buttons for each task where required</change>
+        <change>New: Lisp language support</change>
+        <change>New: Repository language statistics</change>
+        <change>New: [CE] Settings to change syntax highlighting color (Settings -> Code Editor)</change>
+        <change>New: [CE] Settings to choose Tabs or Spaces for indentation (Settings -> Code Editor)</change>
+        <change>New: System default font (Settings -> Appearance -> Font)</change>
+        <change>Improvement: Hide notification count when no notification available</change>
+        <change>Improvement: Move logout from navigation to settings</change>
+        <change>Improvement: Move drafts, crash reports to General section</change>
+        <change>Improvement: Move translation to Appearance section</change>
     </release>
 
 </changelog>

fastlane/metadata/android/en-US/changelogs/510.txt

@@ -0,0 +1,14 @@
+5.1.0
+
+🎉 Features 🎉
+- Dynamic colors for Android 12+
+- FAB buttons for each task where required
+- Lisp language support
+- Repository language statistics
+- Settings to change syntax highlighting color (Settings -> Code Editor)
+- Settings to choose Tabs or Spaces for indentation (Settings -> Code Editor)
+- System default font (Settings -> Appearance -> Font)
+
+Release Notes: https://codeberg.org/gitnex/GitNex/releases
+
+Release Posts: https://najigram.com/category/gitnex/