bench: fix declarations

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: passed
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/complex/float64/base/add3/benchmark/c/benchmark.c

@@ -92,6 +92,7 @@ static double benchmark( void ) {
 	double complex z1[ 100 ];
 	double complex z2[ 100 ];
 	double complex z3[ 100 ];
+	double complex z4;
 	double elapsed;
 	double re;
 	double im;

lib/node_modules/@stdlib/complex/float64/base/add3/benchmark/c/native/benchmark.c

@@ -95,7 +95,7 @@ static double benchmark( void ) {
 	stdlib_complex128_t z1[ 100 ];
 	stdlib_complex128_t z2[ 100 ];
 	stdlib_complex128_t z3[ 100 ];
-	stdlib_complex128_t z4[ 100 ];
+	stdlib_complex128_t z4;
 	double elapsed;
 	double re;
 	double im;