fix(executor): decrement refcount if panicking

Author: abh1nav10

compio-executor/src/task/mod.rs

@@ -305,13 +305,6 @@ impl Task {
 
         header.shared.store(ptr::null_mut(), Release);
 
-        // Dropping the future/result and waker during unwinding on unwind-unsafe
-        // types could trigger a second panic. Skip content drops if already panicking.
-        if ::std::thread::panicking() {
-            trace!("Skipping content drops during panic");
-            return;
-        }
-
         if !state.is_completed() {
             trace!("Dropping future");
             // The task has not completed yet, drop future