Refactor the `MIN_HEAP_FOREACH` macro to use a cleaner
for-loop style removing the need for a third `body` argument.
Update the sample application with the new macro changes.
Signed-off-by: Sayooj K Karun <sayooj@aerlync.com>
Introduce a simple sample application demonstrating the usage of the
min-heap API. The sample performs basic insert and remove operations
and logs the results to the console.
Signed-off-by: Sayooj K Karun <sayooj@aerlync.com>
