lib/libm: Format code to pass gcc v6.1.1 warning.

gcc 6.1.1 warns when indentation is misleading, and in this case the
formatting of the code really is misleading.  So adjust the formatting
to be clear of the meaning of the code.

lib/libm/kf_rem_pio2.c

@@ -86,7 +86,8 @@ twon8  =  3.9062500000e-03; /* 0x3b800000 */
 
     /* compute q[0],q[1],...q[jk] */
 	for (i=0;i<=jk;i++) {
-	    for(j=0,fw=0.0;j<=jx;j++) fw += x[j]*f[jx+i-j]; q[i] = fw;
+	    for(j=0,fw=0.0;j<=jx;j++) fw += x[j]*f[jx+i-j];
+	    q[i] = fw;
 	}
 
 	jz = jk;