chore: change 1 to 1.0

Signed-off-by: Karan Anand <[email protected]>

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/chebyshev-t-polynomial/lib/main.js

@@ -70,7 +70,7 @@ function chebyshevtpoly( n, x ) {
 	) {
 		return NaN;
 	}
-	return hyp2f1( -n, n, 0.5, 0.5*(1-x) );
+	return hyp2f1( -n, n, 0.5, 0.5*(1.0-x) );
 }