Update README.md grammatical error

Author: Tanushka11

README.md

@@ -43,7 +43,7 @@ Please read our [Contributing guidelines](https://github.com/anitab-org/mentorsh
 
 Please follow our [Commit Message Style Guide](https://github.com/anitab-org/mentorship-android/wiki/Commit-Message-Style-Guide) while sending PRs.
 
-Please follow Kotlin official docs for [Coding Conventions](https://kotlinlang.org/docs/reference/coding-conventions.html)to maintain a consistent code style in the repository.
+Please follow Kotlin official docs for [Coding Conventions](https://kotlinlang.org/docs/reference/coding-conventions.html) to maintain a consistent code style in the repository.
 
 ### Contributors