scripts/init-feed: sanitize titles/descriptions

pkgs/additional/feeds/update.py

@@ -19,7 +19,7 @@ def try_scheme(url: str, scheme: str):
 
 def clean_item(item: dict) -> dict:
     ''' remove keys/values i don't care to keep in git '''
-    return {
+    item = {
         k:v for k,v in item.items() if k in [
             # "content_type",
             "description",  # not used
@@ -38,6 +38,11 @@ def clean_item(item: dict) -> dict:
             # "version",
         ]
     }
+    # clean up characters for better printability
+    for k in "title", "site_name", "description":
+        if k not in item: continue
+        item[k] = item[k].replace("\u2013", "-")
+    return item
 
 def try_load_existing_feed(path_: str) -> dict:
     try: