[SYCL][Tests] Use %python in check_e2eexpr_logic.cpp (intel#16849)

so that it would work on systems with `python3` but without `python`.

Author: aelovikov-intel

sycl/test/e2e_test_requirements/check_e2eexpr_logic.cpp

@@ -5,4 +5,4 @@
 // REQUIRES: linux
 // DEFINE: %{E2EExpr}=%S/../../test-e2e/E2EExpr.py
 // DEFINE: %{lit_source}=%S/../../../llvm/utils/lit
-// RUN: env PYTHONPATH=%{lit_source} python %{E2EExpr}
+// RUN: env PYTHONPATH=%{lit_source} %python %{E2EExpr}