docs: fix examples

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---

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/rempio2f/README.md

@@ -175,14 +175,14 @@ int32_t stdlib_base_rempio2f( const float x, double *rem );
 #include <inttypes.h>
 
 int main( void ) {
-    const double x[] = { 0.0f, 1.0f, 4.0f, 128.0f };
+    const float x[] = { 0.0f, 1.0f, 4.0f, 128.0f };
 
     double rem;
     int32_t n;
     int i;
     for ( i = 0; i < 4; i++ ) {
         n = stdlib_base_rempio2f( x[ i ], &rem );
-        printf( "%lf - %"PRId32"π/2 = %lf\n", x[ i ], n, rem );
+        printf( "%f - %"PRId32"π/2 = %lf\n", x[ i ], n, rem );
     }
 }
 ```

lib/node_modules/@stdlib/math/base/special/rempio2f/examples/c/example.c

@@ -22,13 +22,13 @@
 #include <inttypes.h>
 
 int main( void ) {
-	const double x[] = { 0.0f, 1.0f, 4.0f, 128.0f };
+	const float x[] = { 0.0f, 1.0f, 4.0f, 128.0f };
 
 	double rem;
 	int32_t n;
 	int i;
 	for ( i = 0; i < 4; i++ ) {
 		n = stdlib_base_rempio2f( x[ i ], &rem );
-		printf( "%lf - %"PRId32"π/2 = %lf\n", x[ i ], n, rem );
+		printf( "%f - %"PRId32"π/2 = %lf\n", x[ i ], n, rem );
 	}
 }