fix(autoware_geography_utils): fix cppcheck-differential errors (#108)

* add file

Signed-off-by: Yutaka Kondo <yutaka.kondo@youtalk.jp>

* Revert "chore(.github): change suppression options in `cppcheck-differencial` check (#106)"

This reverts commit 0b33221.

---------

Signed-off-by: Yutaka Kondo <yutaka.kondo@youtalk.jp>

Author: youtalk

.cppcheck_suppressions

@@ -0,0 +1,3 @@
+*:*/test/*
+
+missingIncludeSystem

.github/workflows/cppcheck-differential.yaml

@@ -71,7 +71,7 @@ jobs:
         id: cppcheck
         run: |
           echo "Running Cppcheck on modified packages: ${{ steps.filter-paths-no-cpp-files.outputs.filtered-full-paths }}"
-          cppcheck --enable=all --inconclusive --check-level=exhaustive -D'PLUGINLIB_EXPORT_CLASS(class_type, base_class)=' -Dslots= -DQ_SLOTS= --error-exitcode=1 --suppress=*:*/test/* --inline-suppr ${{ steps.filter-paths-no-cpp-files.outputs.filtered-full-paths }} 2> cppcheck-report.txt
+          cppcheck --enable=all --inconclusive --check-level=exhaustive -D'PLUGINLIB_EXPORT_CLASS(class_type, base_class)=' -Dslots= -DQ_SLOTS= --error-exitcode=1 --suppressions-list=.cppcheck_suppressions --inline-suppr ${{ steps.filter-paths-no-cpp-files.outputs.filtered-full-paths }} 2> cppcheck-report.txt
         shell: bash
 
       - name: Setup Problem Matchers for cppcheck