Fix cppcheck suppressions

cppcheck become more pedantic of its suppression syntax so fix that.
8 jobs for drop-internal in 5 minutes and 51 seconds (queued for 7 seconds)
Status Job ID Name Coverage
  Test
passed #164018
cppcheck

00:00:25

passed #164019
luacheck

00:00:27

passed #164016
system-tests

00:01:10

passed #164017
system-valgrind-tests

00:03:04

passed #164014
unit-tests

00:01:05

passed #164021
unit-valgrind-tests

00:02:46

failed #164020
unit-valgrind-tests

00:00:47

failed #164015
unit-valgrind-tests

00:00:51