Deprecate contents and content=unknown

data/deprecated.json

@@ -283,6 +283,13 @@
     "old": {"company": "consulting"},
     "replace": {"office": "consulting"}
   },
+  {
+    "old": {"content": "unknown"}
+  },
+  {
+    "old": {"contents": "*"},
+    "replace": {"content": "$1"}
+  },
   {
     "old": {"craft": "catering"},
     "replace": {"craft": "caterer"}

data/taginfo.json

@@ -2046,6 +2046,8 @@
     {"key": "camp_site", "value": "camp_pitch", "description": "🄳 ➜ tourism=camp_pitch"},
     {"key": "color", "description": "🄳 ➜ colour=*"},
     {"key": "company", "value": "consulting", "description": "🄳 ➜ office=consulting"},
+    {"key": "content", "value": "unknown", "description": "🄳"},
+    {"key": "contents", "description": "🄳 ➜ content=*"},
     {"key": "craft", "value": "catering", "description": "🄳 ➜ craft=caterer"},
     {"key": "craft", "value": "glass", "description": "🄳 ➜ craft=glaziery"},
     {"key": "craft", "value": "jeweler", "description": "🄳 ➜ shop=jewelry"},