Add missing file and CI variable

Author: adrienbernede

.gitlab/lassen-build-and-test-extra.yml

@@ -145,6 +145,7 @@ clang_14_0_5_asan:
   variables:
     SPEC: " ~shared +openmp +tests %[email protected] cxxflags==\"-fsanitize=address\" "
     ASAN_OPTIONS: "detect_leaks=1"
+    LSAN_OPTIONS: "suppressions=../suppressions.asan"
   extends: .build_and_test_on_lassen
 
 gcc_8_3_1_cuda_10_1_243_desul_atomics:

suppressions.asan

@@ -0,0 +1,2 @@
+# Library that isn’t built by us
+leak:libxlsmp.so.1