test: remove redundant variable assignment

---
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: passed
  - 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: na
  - 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: Planeshifter

lib/node_modules/@stdlib/math/base/special/sinpif/test/test.js

@@ -100,7 +100,6 @@ tape( 'the function is odd', function test( t ) {
 	x = decimals.x;
 	for ( i = 0; i < x.length; i++ ) {
 		x[ i ] = f32( x[ i ] );
-		expected = f32( -x[ i ] );
 		y = sinpif( -x[ i ] );
 		expected = -sinpif( x[ i ] );
 		t.strictEqual( isSameValue( y, expected ), true, 'returns expected value' );

lib/node_modules/@stdlib/math/base/special/sinpif/test/test.native.js

@@ -109,7 +109,6 @@ tape( 'the function is odd', opts, function test( t ) {
 	x = decimals.x;
 	for ( i = 0; i < x.length; i++ ) {
 		x[ i ] = f32( x[ i ] );
-		expected = f32( -x[ i ] );
 		y = sinpif( -x[ i ] );
 		expected = -sinpif( x[ i ] );
 		t.strictEqual( isSameValue( y, expected ), true, 'returns expected value' );