Update 01-sycl-intro.md

Author: csccva

sycl/docs/01-sycl-intro.md

@@ -62,7 +62,7 @@ lang:  en
 
  - single source, high-level, standard C++  programming model 
  - can target various heterogenous platforms in a single application
-     - CPUs, GPUs (Intel, ~~Nvidia, AMD~~), FPGAs, ...
+     - CPUs, GPUs (Intel, Nvidia, AMD), FPGAs, ...
  - 3P: **Portability**, **Productivity**, **Performance**
  - SYCL implementations, specific adaptions 
  - SYCL on Mahti and LUMI: AdaptiveCpp