fix useless declaration

8 jobs for feature-a/3283-refactor-filter-cpp-to-class-filter in 26 minutes and 25 seconds (queued for 4 minutes and 36 seconds)
Status Job ID Name Coverage
  Test Tools
passed #124075
test_tools

00:00:05

 
  Test Unit
passed #124076
test_algo_unit

00:02:03

passed #124077
test_tools_unit

00:00:03

 
  Test Functional
passed #124078
test_algo_should

00:09:54

 
  Test Shouldvdj
passed #124079
test_algo_shouldvdj

00:10:35

 
  Prepare Release
manual #124080
allowed to fail manual
prepare_release
 
  Valgrind Unit
passed #124081
valgrind
algo_valgrind_unit

00:03:42

 
  Valgrind Functional
manual #124082
valgrind allowed to fail manual
algo_valgrind_functional