Remove version name from dub.json

Newer dub versions reject this key, so the value has been moved
directly into ver.d

dub.json

@@ -3,7 +3,6 @@
 	"copyright": "Copyright © 2023, Steven vanZyl",
 	"description": "A near drop-in replacement for rm that uses the trash bin",
 	"version": "19.0.0",
-	"versionName": "M. Bison",
 	"license": "MIT",
 	"name": "trash-d",
 	"homepage": "https://github.com/rushsteve1/trash-d",

source/trash/ver.d

@@ -15,9 +15,11 @@ const string DUB_JSON = import("dub.json");
 /// trash-d is versioned sequentially starting at 1
 const int VER = version_from_json();
 
+// This was originally extracted from the JSON as well
+// but a Dub update didn't like that
 /// Ever major release is given a new name
 /// Names are based on video game bosses
-const string VER_NAME = version_name_from_json();
+const string VER_NAME = "M. Bison";
 
 /// The full version string
 const string VER_TEXT = format("trash-d version %s '%s'", VER, VER_NAME);
@@ -29,10 +31,6 @@ private int version_from_json() {
 	return DUB_JSON.parseJSON()["version"].str.split(".")[0].to!int;
 }
 
-private string version_name_from_json() {
-	return DUB_JSON.parseJSON()["versionName"].str;
-}
-
 private string copy_text_from_json() {
 	import std.range;
 	import std.array;