Remove non-ascii chars from filenames

Ref: https://github.com/zdharma-continuum/zinit/issues/58

z-a-rust.plugin.zsh

@@ -9,31 +9,31 @@
 0="${${(M)0:#/*}:-$PWD/$0}"
 
 autoload .za-rust-bin-or-src-function-body \
-    →za-rust-atload-handler →za-rust-atclone-handler \
-    →za-rust-atpull-handler →za-rust-help-handler \
-    →za-rust-atdelete-handler
+    za-rust-atload-handler za-rust-atclone-handler \
+    za-rust-atpull-handler za-rust-help-handler \
+    za-rust-atdelete-handler
 
 # An empty stub to fill the help handler fields
 →za-rust-help-null-handler() { :; }
 
 @zinit-register-annex "zinit-annex-rust" \
     hook:atload-40 \
-    →za-rust-atload-handler \
-    →za-rust-help-handler \
+    za-rust-atload-handler \
+    za-rust-help-handler \
     "rustup|cargo''" # also register new ices
 
 @zinit-register-annex "zinit-annex-rust" \
     hook:atclone-40 \
-    →za-rust-atclone-handler \
+    za-rust-atclone-handler \
     →za-rust-help-null-handler
 
 @zinit-register-annex "zinit-annex-rust" \
     hook:\%atpull-40 \
-    →za-rust-atclone-handler \
+    za-rust-atclone-handler \
     →za-rust-help-null-handler
 
 @zinit-register-annex "zinit-annex-rust" \
     hook:atdelete-40 \
-    →za-rust-atdelete-handler \
+    za-rust-atdelete-handler \
     →za-rust-help-null-handler