Implement requestPermission API (#190)

* Implement requestPermission api

* Update example ios podfile

* Update example windows dependencies

* Update Readme and Changelog

* Resolve Ai Comments

* Improve bluetooth permission handling

* Update Readme

* Improve readme

---------

Co-authored-by: Foti Dim <foti@navideck.com>

example/android/app/build.gradle

@@ -24,7 +24,7 @@ if (flutterVersionName == null) {
 
 android {
     namespace "com.navideck.universal_ble_example"
-    compileSdkVersion 35
+    compileSdkVersion 36
     ndkVersion flutter.ndkVersion
 
     compileOptions {
@@ -45,7 +45,7 @@ android {
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-gradle-build-configuration.
         minSdkVersion flutter.minSdkVersion
-        targetSdkVersion 35
+        targetSdkVersion 36
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
     }