Remove unnecessary delete checks

Author: Amir Cohen

features/storage/TESTS/blockdevice/general_block_device/main.cpp

@@ -304,12 +304,8 @@ void test_random_program_read_erase()
     }
 
 end:
-    if (read_block) {
-        delete[] read_block;
-    }
-    if (write_block) {
-        delete[] write_block;
-    }
+    delete[] read_block;
+    delete[] write_block;
 }
 
 static void test_thread_job()
@@ -337,12 +333,8 @@ static void test_thread_job()
     }
 
 end:
-    if (read_block) {
-        delete[] read_block;
-    }
-    if (write_block) {
-        delete[] write_block;
-    }
+    delete[] read_block;
+    delete[] write_block;
 }
 
 void test_multi_threads()