docs: remove section

Signed-off-by: Athan <kgryte@gmail.com>

Author: kgryte

lib/node_modules/@stdlib/constants/float16/pi/README.md

@@ -62,58 +62,10 @@ console.log( FLOAT16_PI );
 
 <!-- /.examples -->
 
-<!-- C interface documentation. -->
-
-* * *
-
-<section class="c">
-
-## C APIs
-
-<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. -->
-
-<section class="intro">
-
-</section>
-
-<!-- /.intro -->
-
-<!-- C usage documentation. -->
-
-<section class="usage">
-
-### Usage
-
-```c
-#include "stdlib/constants/float16/pi.h"
-```
-
-#### STDLIB_CONSTANT_FLOAT16_PI
-
-Macro for the mathematical constant [π][pi].
-
-</section>
-
-<!-- /.usage -->
-
-<!-- C API usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
-
-<section class="notes">
-
-</section>
-
-<!-- /.notes -->
-
 <!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->
 
 <section class="related">
 
-* * *
-
-## See Also
-
--   <span class="package-name">[`@stdlib/constants/float16/fourth-pi`][@stdlib/constants/float16/fourth-pi]</span><span class="delimiter">: </span><span class="description">1/4 times π.</span>
-
 </section>
 
 <!-- /.related -->
@@ -124,12 +76,6 @@ Macro for the mathematical constant [π][pi].
 
 [pi]: https://en.wikipedia.org/wiki/Pi
 
-<!-- <related-links> -->
-
-[@stdlib/constants/float16/fourth-pi]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/constants/float16/fourth-pi
-
-<!-- </related-links> -->
-
 </section>
 
 <!-- /.links -->