tree wide: typo fixes through codespell

Most, not all, found and fixes using `codespell -wci3 -L crate`

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>

src/tape/inventory.rs

@@ -18,7 +18,7 @@
 //! MediaSet Locking
 //!
 //! To add/remove media from a media set, or to modify catalogs we
-//! always do lock_media_set(). Also, we aquire this lock during
+//! always do lock_media_set(). Also, we acquire this lock during
 //! restore, to make sure it is not reused for backups.
 //!
 

src/tape/media_catalog.rs

@@ -483,7 +483,7 @@ impl MediaCatalog {
     pub fn register_label(
         &mut self,
         uuid: &Uuid, // Media/MediaSet Uuid
-        seq_nr: u64, // onyl used for media set labels
+        seq_nr: u64, // only used for media set labels
         file_number: u64,
     ) -> Result<(), Error> {
         self.check_register_label(file_number, uuid)?;

src/tape/media_pool.rs

@@ -1,6 +1,6 @@
 //! Media Pool
 //!
-//! A set of backup medias.
+//! A set of backup mediums.
 //!
 //! This struct manages backup media state during backup. The main
 //! purpose is to allocate media sets and assign new tapes to it.
@@ -392,7 +392,7 @@ impl MediaPool {
 
         let uuid = media_id.label.uuid.clone();
 
-        MediaCatalog::overwrite(&self.state_path, &media_id, false)?; // overwite catalog
+        MediaCatalog::overwrite(&self.state_path, &media_id, false)?; // overwrite catalog
         let clear_media_status = true; // remove Full status
         self.inventory.store(media_id, clear_media_status)?; // store persistently
 

src/tape/pool_writer/new_chunks_iterator.rs

@@ -18,7 +18,7 @@ pub struct NewChunksIterator {
 impl NewChunksIterator {
     /// Creates the iterator, spawning a new thread
     ///
-    /// Make sure to join() the returnd thread handle.
+    /// Make sure to join() the returned thread handle.
     pub fn spawn(
         datastore: Arc<DataStore>,
         snapshot_reader: Arc<Mutex<SnapshotReader>>,