Ignore advisory Misra 19.2: the union keyword should not be used

Author: rbiasini

tests/misra/suppressions.txt

@@ -0,0 +1,2 @@
+# Advisory: union types can be used
+misra.19.2

tests/misra/test_misra.sh

@@ -8,7 +8,7 @@ make -j4
 cd ../../../
 
 # panda code
-tests/misra/cppcheck/cppcheck --dump --enable=all --inline-suppr board/main.c 2>/tmp/misra/cppcheck_output.txt || true
+tests/misra/cppcheck/cppcheck --suppressions-list=tests/misra/suppressions.txt --dump --enable=all --inline-suppr board/main.c 2>/tmp/misra/cppcheck_output.txt || true
 python tests/misra/cppcheck/addons/misra.py board/main.c.dump 2>/tmp/misra/misra_output.txt || true
 
 # violations in safety files
@@ -24,5 +24,5 @@ then
 fi
 
 # pedal code
-tests/misra/cppcheck/cppcheck --dump --enable=all --inline-suppr board/pedal/main.c 2>/tmp/misra/cppcheck_pedal_output.txt || true
+tests/misra/cppcheck/cppcheck --suppressions-list=tests/misra/suppressions.txt --dump --enable=all --inline-suppr board/pedal/main.c 2>/tmp/misra/cppcheck_pedal_output.txt || true
 python tests/misra/cppcheck/addons/misra.py board/pedal/main.c.dump 2>/tmp/misra/misra_pedal_output.txt || true