IOSAD-186 fixes: extentions not linked usoing static lib. Fixed by adding -objc LF to clients build settings

DELETE_--TEST--_DELETE_/TEST_ObjCAdapterStaticLibUsage/TEST_ObjCAdapterStaticLibUsage.xcodeproj/project.pbxproj

@@ -313,7 +313,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
-				OTHER_LDFLAGS = "";
+				OTHER_LDFLAGS = "-ObjC";
 				OTHER_LIBTOOLFLAGS = "";
 				PRODUCT_BUNDLE_IDENTIFIER = "security.pep.TEST-ObjCAdapterStaticLibUsage";
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -336,7 +336,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.10;
-				OTHER_LDFLAGS = "";
+				OTHER_LDFLAGS = "-ObjC";
 				OTHER_LIBTOOLFLAGS = "";
 				PRODUCT_BUNDLE_IDENTIFIER = "security.pep.TEST-ObjCAdapterStaticLibUsage";
 				PRODUCT_NAME = "$(TARGET_NAME)";