make volume_status_dirty public

so it can be also used outside of tests

Author: Murmele

src/fat/fat_table.rs

@@ -26,7 +26,6 @@ impl<'a> FatTable<'a> {
     const FAT16_DIRTY_BIT: u16 = 15;
     const FAT32_DIRTY_BIT: u32 = 27;
 
-    #[cfg(test)]
     pub(crate) fn dirty(&self) -> bool {
         match self.fat_type {
             FatType::Fat16 => {

src/volume_mgr.rs

@@ -394,8 +394,9 @@ where
         }
         Ok(())
     }
-    #[cfg(test)]
-    fn volume_status_dirty(&self, volume: &FatVolume) -> Result<bool, Error<D::Error>> {
+
+    /// Checking if the volume is dirty or was unmounted correctly in a previous usage
+    pub fn volume_status_dirty(&self, volume: &FatVolume) -> Result<bool, Error<D::Error>> {
         let mut blocks = [Block::new()];
         let fat_table1_start = volume.lba_start + volume.fat_start;
         self.block_device