fix: use correct imports and remove redundant checks

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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    status: passed
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---

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/factorial2f/manifest.json

@@ -37,9 +37,7 @@
       "libpath": [],
       "dependencies": [
         "@stdlib/math/base/napi/unary",
-        "@stdlib/math/base/assert/is-nanf",
-        "@stdlib/math/base/assert/is-integerf",
-        "@stdlib/math/base/assert/is-evenf",
+        "@stdlib/math/base/assert/int32-is-even",
         "@stdlib/constants/float32/pinf",
         "@stdlib/constants/float32/max-nth-double-factorial"
       ]
@@ -55,9 +53,7 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-nanf",
-        "@stdlib/math/base/assert/is-integerf",
-        "@stdlib/math/base/assert/is-evenf",
+        "@stdlib/math/base/assert/int32-is-even",
         "@stdlib/constants/float32/pinf",
         "@stdlib/constants/float32/max-nth-double-factorial"
       ]
@@ -73,9 +69,7 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-nanf",
-        "@stdlib/math/base/assert/is-integerf",
-        "@stdlib/math/base/assert/is-evenf",
+        "@stdlib/math/base/assert/int32-is-even",
         "@stdlib/constants/float32/pinf",
         "@stdlib/constants/float32/max-nth-double-factorial"
       ]

lib/node_modules/@stdlib/math/base/special/factorial2f/src/main.c

@@ -17,9 +17,7 @@
 */
 
 #include "stdlib/math/base/special/factorial2f.h"
-#include "stdlib/math/base/assert/is_nanf.h"
-#include "stdlib/math/base/assert/is_integerf.h"
-#include "stdlib/math/base/assert/is_evenf.h"
+#include "stdlib/math/base/assert/int32_is_even.h"
 #include "stdlib/constants/float32/pinf.h"
 #include "stdlib/constants/float32/max_nth_double_factorial.h"
 #include <stdint.h>
@@ -39,19 +37,16 @@ float stdlib_base_factorial2f( const int32_t n ) {
 	int32_t i;
 	float out;
 
-	if ( stdlib_base_is_nanf( n ) ) {
-		return 0.0f / 0.0f; // NaN
-	}
 	if ( n > STDLIB_CONSTANT_FLOAT32_MAX_NTH_DOUBLE_FACTORIAL ) {
 		return STDLIB_CONSTANT_FLOAT32_PINF;
 	}
-	if ( n < 0 || !stdlib_base_is_integerf( n ) ) {
+	if ( n < 0 ) {
 		return 0.0f / 0.0f; // NaN
 	}
 	if ( n == 0 || n == 1 ) {
 		return 1.0f;
 	}
-	if ( stdlib_base_is_evenf( n ) ) {
+	if ( stdlib_base_int32_is_even( n ) ) {
 		last = 2;
 	} else {
 		last = 3;