Thanks clippy

This fixes new clippy errors about missed opportunities to place
single variable names inside a format string rather than as
separate arguments.

gitoxide-core/src/organize.rs

@@ -262,7 +262,7 @@ pub fn run<P: NestedProgress>(
     }
 
     if num_errors > 0 {
-        anyhow::bail!("Failed to handle {} repositories", num_errors)
+        anyhow::bail!("Failed to handle {num_errors} repositories")
     } else {
         Ok(())
     }

gitoxide-core/src/pack/verify.rs

@@ -186,7 +186,7 @@ where
                     ))
             }
         }
-        ext => return Err(anyhow!("Unknown extension {:?}, expecting 'idx' or 'pack'", ext)),
+        ext => return Err(anyhow!("Unknown extension {ext:?}, expecting 'idx' or 'pack'")),
     };
     if let Some(stats) = res.1.as_ref() {
         #[cfg_attr(not(feature = "serde"), allow(clippy::single_match))]

gitoxide-core/src/repository/cat.rs

@@ -41,7 +41,7 @@ pub fn display_object(
                     let data = resource
                         .data
                         .as_slice()
-                        .ok_or_else(|| anyhow!("Binary data at {} cannot be diffed", path))?;
+                        .ok_or_else(|| anyhow!("Binary data at {path} cannot be diffed"))?;
                     out.write_all(data)?;
                 }
             }