docs: update namespace table of contents

PR-URL: #5245
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: stdlib-bot

lib/node_modules/@stdlib/math/base/ops/README.md

@@ -45,7 +45,6 @@ The namespace contains the following functions:
 
 <div class="namespace-toc">
 
--   <span class="signature">[`add5( x, y, z, w, u )`][@stdlib/number/float64/base/add5]</span><span class="delimiter">: </span><span class="description">compute the sum of five double-precision floating-point numbers.</span>
 -   <span class="signature">[`addf( x, y )`][@stdlib/math/base/ops/addf]</span><span class="delimiter">: </span><span class="description">compute the sum of two single-precision floating-point numbers.</span>
 -   <span class="signature">[`cdiv( z1, z2 )`][@stdlib/math/base/ops/cdiv]</span><span class="delimiter">: </span><span class="description">divide two double-precision complex floating-point numbers.</span>
 -   <span class="signature">[`cneg( z )`][@stdlib/math/base/ops/cneg]</span><span class="delimiter">: </span><span class="description">negate a double-precision complex floating-point number.</span>
@@ -133,8 +132,6 @@ console.log( ns.imuldw( 0x80000000|0, 0x40000000|0 ) );
 
 <!-- <toc-links> -->
 
-[@stdlib/number/float64/base/add5]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/number/float64/base/add5
-
 [@stdlib/math/base/ops/addf]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/ops/addf
 
 [@stdlib/math/base/ops/cdiv]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/ops/cdiv