fix(init): Clippy warning about unwrap after testing is_err in init_core

src/core/init.rs

@@ -196,13 +196,9 @@ pub fn init_core(pager: &Pager, rm: RunMode) -> std::result::Result<(), MinusErr
         let r1 = t1.join().unwrap();
         let r2 = t2.join().unwrap();
 
-        if r1.is_err() {
-            r1
-        } else if r2.is_err() {
-            r2
-        } else {
-            Ok(())
-        }
+        r1?;
+        r2?;
+        Ok(())
     })
 }
 
@@ -229,6 +225,7 @@ fn start_reactor(
 ) -> Result<(), MinusError> {
     let mut out_lock = out.lock();
 
+
     let mut p = ps.lock();
     draw_full(&mut out_lock, &mut p)?;
     drop(p);