Update use-onchip-memory.cpp

samples/use-onchip-memory/use-onchip-memory.cpp

@@ -115,7 +115,7 @@ void how_to_use_with_require(sycl::queue& queue) {
  "\n"
  "This particular error has occurred because you are requiring "
  "the policy use_onchip_memory be available, and your hardware "
- "doesn't support the use_onchip_memory, so the SYCL ecosystem "
+ "doesn't support the use_onchip_memory, so the SYCL implementation "
  "will raise an error.\n";
  }
 }