feat(userspace): Add comments to explain "banned.h".

Fixes #1035

Signed-off-by: Vaibhav <vrongmeal@gmail.com>

userspace/engine/falco_common.cpp

@@ -18,7 +18,7 @@ limitations under the License.
 
 #include "config_falco_engine.h"
 #include "falco_common.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 std::vector<std::string> falco_common::priority_names = {
 	"Emergency",

userspace/engine/falco_engine.cpp

@@ -32,7 +32,7 @@ extern "C" {
 }
 
 #include "utils.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 
 string lua_on_event = "on_event";

userspace/engine/falco_utils.cpp

@@ -18,7 +18,7 @@ limitations under the License.
 */
 
 #include "falco_utils.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 namespace falco
 {

userspace/engine/formats.cpp

@@ -18,7 +18,7 @@ limitations under the License.
 
 #include "formats.h"
 #include "falco_engine.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 
 sinsp* falco_formats::s_inspector = NULL;

userspace/engine/json_evt.cpp

@@ -21,7 +21,7 @@ limitations under the License.
 
 #include "falco_common.h"
 #include "json_evt.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 using json = nlohmann::json;
 using namespace std;

userspace/engine/rules.cpp

@@ -24,7 +24,7 @@ extern "C" {
 }
 
 #include "falco_engine.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 const static struct luaL_reg ll_falco_rules [] =
 {

userspace/engine/ruleset.cpp

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 #include "ruleset.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 using namespace std;
 

userspace/engine/token_bucket.cpp

@@ -20,7 +20,7 @@ limitations under the License.
 
 #include "token_bucket.h"
 #include "utils.h"
-#include "banned.h"
+#include "banned.h" // This raises a compilation error when certain functions are used
 
 token_bucket::token_bucket():
 	token_bucket(sinsp_utils::get_current_time_ns)