Update 02-sycl-fundamentals.md

Author: csccva

sycl/docs/02-sycl-fundamentals.md

@@ -373,7 +373,7 @@ int main() {
  - **queues** are bridges between host and devices
  - each queue maps to one device
  - work is enqued by submitting **command groups**
- - data management via **bufffers** and **accessors**
- - parallel code (kernel)  is submitted as a lambda function or as a functor
+ - data management via **buffers** and **accessors**
+ - parallel code, **kernel**,  is submitted as a lambda function or as a functor
  - basic parallelism