refactor: remove unreachable path

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
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    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
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    status: na
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    status: na
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    status: passed
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    status: na
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    status: na
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    status: na
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    status: na
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    status: na
  - task: lint_c_src
    status: na
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    status: na
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    status: na
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    status: na
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    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/stats/strided/mskmax/lib/accessors.js

@@ -72,9 +72,6 @@ function mskmax( N, x, strideX, offsetX, mask, strideMask, offsetMask ) {
 	xget = x.accessors[ 0 ];
 	mget = mask.accessors[ 0 ];
 
-	if ( N <= 0 ) {
-		return NaN;
-	}
 	ix = offsetX;
 	im = offsetMask;
 	for ( i = 0; i < N; i++ ) {