remove: remove smeanpn from namespace

This commit removes the `smeanpn` symbol from the `@stdlib/stats/base` namespace due to a package migration.

BREAKING CHANGE: remove `smeanpn`

To migrate, users should access the same symbol via the `@stdlib/stats/strided` namespace.

Ref: #4797

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description: Results of running static analysis checks when committing changes.
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Author: gururaj1512

lib/node_modules/@stdlib/stats/base/docs/types/index.d.ts

@@ -86,7 +86,6 @@ import smeankbn = require( '@stdlib/stats/base/smeankbn' );
 import smeankbn2 = require( '@stdlib/stats/base/smeankbn2' );
 import smeanlipw = require( '@stdlib/stats/base/smeanlipw' );
 import smeanors = require( '@stdlib/stats/base/smeanors' );
-import smeanpn = require( '@stdlib/stats/base/smeanpn' );
 import snanmean = require( '@stdlib/stats/base/snanmean' );
 import snanstdev = require( '@stdlib/stats/base/snanstdev' );
 import snanstdevch = require( '@stdlib/stats/base/snanstdevch' );
@@ -1835,32 +1834,6 @@ interface Namespace {
 	*/
 	smeanors: typeof smeanors;
 
-	/**
-	* Computes the arithmetic mean of a single-precision floating-point strided array using a two-pass error correction algorithm.
-	*
-	* @param N - number of indexed elements
-	* @param x - input array
-	* @param stride - stride length
-	* @returns arithmetic mean
-	*
-	* @example
-	* var Float32Array = require( '@stdlib/array/float32' );
-	*
-	* var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-	*
-	* var v = ns.smeanpn( x.length, x, 1 );
-	* // returns ~0.3333
-	*
-	* @example
-	* var Float32Array = require( '@stdlib/array/float32' );
-	*
-	* var x = new Float32Array( [ 1.0, -2.0, 2.0 ] );
-	*
-	* var v = ns.smeanpn.ndarray( x.length, x, 1, 0 );
-	* // returns ~0.3333
-	*/
-	smeanpn: typeof smeanpn;
-
 	/**
 	* Computes the arithmetic mean of a single-precision floating-point strided array, ignoring `NaN` values.
 	*

lib/node_modules/@stdlib/stats/base/lib/index.js

@@ -639,15 +639,6 @@ setReadOnly( ns, 'smeanlipw', require( '@stdlib/stats/base/smeanlipw' ) );
 */
 setReadOnly( ns, 'smeanors', require( '@stdlib/stats/base/smeanors' ) );
 
-/**
-* @name smeanpn
-* @memberof ns
-* @readonly
-* @type {Function}
-* @see {@link module:@stdlib/stats/base/smeanpn}
-*/
-setReadOnly( ns, 'smeanpn', require( '@stdlib/stats/base/smeanpn' ) );
-
 /**
 * @name snanmean
 * @memberof ns