refactor: c benchmark

---
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: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: headlessNode

lib/node_modules/@stdlib/blas/ext/base/sindex-of/benchmark/c/benchmark.length.c

@@ -107,7 +107,7 @@ static double benchmark1( int iterations, int len ) {
 	idx = -1;
 	t = tic();
 	for ( i = 0; i < iterations; i++ ) {
-		idx = stdlib_strided_sindexOf( len, 1000.0f, x, 1 );
+		idx = stdlib_strided_sindexOf( len, 20000.0f, x, 1 );
 		if ( idx < -2 ) {
 			printf( "unexpected result\n" );
 			break;
@@ -140,7 +140,7 @@ static double benchmark2( int iterations, int len ) {
 	idx = -1;
 	t = tic();
 	for ( i = 0; i < iterations; i++ ) {
-		idx = stdlib_strided_sindexOf_ndarray( len, 1000.0f, x, 1, 0 );
+		idx = stdlib_strided_sindexOf_ndarray( len, 20000.0f, x, 1, 0 );
 		if ( idx < -2 ) {
 			printf( "unexpected result\n" );
 			break;