Update code style

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/truncated-normal/pdf/README.md

@@ -128,7 +128,7 @@ var i;
 
 for ( i = 0; i < 25; i++ ) {
     a = ( randu() * 80.0 ) - 40.0;
-    b = a + (randu() * 80.0);
+    b = a + ( randu() * 80.0 );
     x = ( randu() * 40.0 ) + a;
     mu = ( randu() * 20.0 ) - 10.0;
     sigma = ( randu() * 10.0 ) + 2.0;

lib/node_modules/@stdlib/stats/base/dists/truncated-normal/pdf/docs/types/index.d.ts

@@ -31,7 +31,7 @@ type Unary = ( x: number ) => number;
 */
 interface PDF {
 	/**
-	* Evaluates the probability density function (PDF) for a truncated normal distribution with endpoints `a` and `b`, location parameter `mu` and scale parameter `sigma` at a value `x`.
+	* Evaluates the probability density function (PDF) for a truncated normal distribution with endpoints `a` and `b`, location parameter `mu`, and scale parameter `sigma` at a value `x`.
 	*
 	* @param x - input value
 	* @param a - minimum support
@@ -63,7 +63,7 @@ interface PDF {
 	( x: number, a: number, b: number, mu: number, sigma: number ): number;
 
 	/**
-	* Returns a function for evaluating the probability density function (PDF) for a truncated normal distribution with endpoints `a` and `b`, mean `mu` and standard deviation `sigma`.
+	* Returns a function for evaluating the probability density function (PDF) for a truncated normal distribution with endpoints `a` and `b`, mean `mu`, and standard deviation `sigma`.
 	*
 	* @param a - minimum support
 	* @param b - maximum support

lib/node_modules/@stdlib/stats/base/dists/truncated-normal/pdf/examples/index.js

@@ -31,7 +31,7 @@ var i;
 
 for ( i = 0; i < 25; i++ ) {
 	a = ( randu() * 80.0 ) - 40.0;
-	b = a + (randu() * 80.0);
+	b = a + ( randu() * 80.0 );
 	x = ( randu() * 40.0 ) + a;
 	mu = ( randu() * 20.0 ) - 10.0;
 	sigma = ( randu() * 10.0 ) + 2.0;