Update README.md

BharathVishal · web-flow · commit 29b4fb369b64 · 2022-01-17T14:15:33.000+05:30
diff --git a/README.md b/README.md
@@ -40,7 +40,7 @@ A text file generator and benchmark app for Android written in Kotlin. Generate
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 ### SDK Info : 
-Min SDK : 21  | Target SDK : 32 | Gradle : 7.0.4  | Kotlin
+Min SDK : 23  | Target SDK : 32 | Gradle : 7.0.4  | Kotlin
 
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