Update version and remove known issues from README

The update removes outdated content about known issues and text dragging, and bumps the recommended installation version from 1.0.0 to 2.0.0 in the package dependency example.

README.md

@@ -45,22 +45,16 @@ The financial sustainability of the project is possible thanks to the ongoing co
 
 ## 🗓️ Roadmap
 
-STTextView is already well-suited as a text editor component. However, it still needs improvements before the release of v1.0
-
 **Suggest** or **vote** for new features: [Feature Requests](https://github.com/krzyzanowskim/STTextView/discussions/14)
 
-#### Known issues
-
-- text dragging (partially implemented)
-
 ## 🚀 Getting Started
 
 `STTextView` is distributed using the [Swift Package Manager](https://www.swift.org/package-manager/). Install it in a project by adding it as a dependency in your `Package.swift` manifest or through “Package Dependencies” in Xcode project settings
 
 ```swift
 let package = Package(
     dependencies: [
-        .package(url: "https://github.com/krzyzanowskim/STTextView", from: "1.0.0")
+        .package(url: "https://github.com/krzyzanowskim/STTextView", from: "2.0.0")
     ]
 )
 ```