delete minor unreachable code (#3423)

Signed-off-by: Abirdcfly <fp544037857@gmail.com>

weed/storage/volume_vacuum_test.go

@@ -99,7 +99,6 @@ func TestCompaction(t *testing.T) {
 
 		if infos[i-1] == nil {
 			t.Fatal("not found file", i)
-			continue
 		}
 
 		if infos[i-1].size == 0 {

weed/util/fla9/fla9.go

@@ -962,7 +962,6 @@ func (f *FlagSet) findConfigArgInUnresolved() string {
 
 			if strings.HasPrefix(f.args[i], configArg+"=") {
 				return f.args[i][len(configArg)+1:]
-				break
 			}
 		}
 	}