[K/N][Tests] Migrate objcSmoke & objcTests tests

^KT-61259

native/native.tests/testData/interop/objc/tests/initWithCustomSelector.m

@@ -0,0 +1,23 @@
+#import "initWithCustomSelector.h"
+
+@implementation TestInitWithCustomSelector
+
+-(instancetype)initCustom {
+    if (self = [super init]) {
+        self.custom = YES;
+    }
+    return self;
+}
+
+-(instancetype)init {
+    if (self = [super init]) {
+        self.custom = NO;
+    }
+    return self;
+}
+
++(instancetype)createCustom {
+    return [[self alloc] initCustom];
+}
+
+@end