Ignore readability-function-cognitive-complexity in clang tidy.
Ignore readability-function-cognitive-complexity in clang tidy.

cellml/libcellml,hsorby/libcellml,nickerso/libcellml,cellml/libcellml,cellml/libcellml,nickerso/libcellml,cellml/libcellml,nickerso/libcellml,nickerso/libcellml,hsorby/libcellml,hsorby/libcellml,hsorby/libcellml