Update instructions after intel/llvm#1248 was merged

Author: fwyzard

wiki/SYCL.md

@@ -69,8 +69,6 @@ git fetch origin pull/1181/head
 git merge FETCH_HEAD -m '[SYCL][CUDA] Implements program compile and link (#1181)'
 git fetch origin pull/1241/head
 git merge FETCH_HEAD -m '[SYCL][CUDA] Implement part of USM (#1241)'
-git fetch origin pull/1248/head
-git merge FETCH_HEAD -m '[SYCL][CUDA] Implements the program kernel names query (#1248)'
 git fetch origin pull/1252/head
 git merge FETCH_HEAD -m '[SYCL] Fixes for multiple backends in the same program (#1252)'
 git fetch origin pull/1273/head