Revise installation instructions for cuTile.jl

Updated installation instructions for cuTile.jl to reflect package registration and usage.

Author: ViralBShah

README.md

@@ -9,22 +9,17 @@ Interfaces and APIs may change without notice.
 
 ## Installation
 
-cuTile.jl has not been registered, and depends on several unregistered packages, so you
-have to clone the repository and activate the environment within:
+Install just like any other Julia package:
 
 ```
-$ git clone https://github.com/JuliaGPU/cuTile.jl
-$ julia --project=cuTile.jl
 julia> using Pkg
-julia> Pkg.instantiate()
-julia> using cuTile
+julia> Pkg.add("cuTile")
 ```
 
 Execution of cuTile kernels requires CUDA.jl to be installed and imported. Furthermore,
 only Blackwell GPUs (compute capability 10+) are supported at this time, and the CUDA driver
 needs to be version 13 or higher.
 
-
 ## Quick Start
 
 A simple vector addition kernel using cuTile looks like this: