Replace dirs-next with the original dirs crate

The `dirs` crate was forked as `dirs-next` after the original repos were archived.
The fork hasn't released a new version since October 2020, while the original
has been taken off the shelf and has seen updates since then.

src/assets.rs

@@ -404,7 +404,7 @@ fn macos_dark_mode_active() -> bool {
     const PREFERENCES_FILE: &str = "Library/Preferences/.GlobalPreferences.plist";
     const STYLE_KEY: &str = "AppleInterfaceStyle";
 
-    let preferences_file = dirs_next::home_dir()
+    let preferences_file = dirs::home_dir()
         .map(|home| home.join(PREFERENCES_FILE))
         .expect("Could not get home directory");
 

src/bin/bat/directories.rs

@@ -26,10 +26,10 @@ impl BatProjectDirs {
                 let config_dir_op = env::var_os("XDG_CONFIG_HOME")
                     .map(PathBuf::from)
                     .filter(|p| p.is_absolute())
-                    .or_else(|| dirs_next::home_dir().map(|d| d.join(".config")));
+                    .or_else(|| dirs::home_dir().map(|d| d.join(".config")));
 
                 #[cfg(not(target_os = "macos"))]
-                let config_dir_op = dirs_next::config_dir();
+                let config_dir_op = dirs::config_dir();
 
                 config_dir_op.map(|d| d.join("bat"))?
             };
@@ -51,10 +51,10 @@ impl BatProjectDirs {
         let cache_dir_op = env::var_os("XDG_CACHE_HOME")
             .map(PathBuf::from)
             .filter(|p| p.is_absolute())
-            .or_else(|| dirs_next::home_dir().map(|d| d.join(".cache")));
+            .or_else(|| dirs::home_dir().map(|d| d.join(".cache")));
 
         #[cfg(not(target_os = "macos"))]
-        let cache_dir_op = dirs_next::cache_dir();
+        let cache_dir_op = dirs::cache_dir();
 
         cache_dir_op.map(|d| d.join("bat"))
     }