migrate versioning to StructVersion class, add handling/detection for 29.2/31.2

Il2CppInspector.Common/Next/MetadataVersions.cs

@@ -0,0 +1,33 @@
+using VersionedSerialization;
+
+namespace Il2CppInspector.Next;
+
+public static class MetadataVersions
+{
+    public static readonly StructVersion V160 = new(16);
+
+    public static readonly StructVersion V190 = new(19);
+
+    public static readonly StructVersion V210 = new(21);
+    public static readonly StructVersion V220 = new(22);
+
+    public static readonly StructVersion V240 = new(24);
+    public static readonly StructVersion V241 = new(24, 1);
+    public static readonly StructVersion V242 = new(24, 2);
+    public static readonly StructVersion V243 = new(24, 3);
+    public static readonly StructVersion V244 = new(24, 4);
+    public static readonly StructVersion V245 = new(24, 5);
+
+    public static readonly StructVersion V270 = new(27);
+    public static readonly StructVersion V271 = new(27, 1);
+    public static readonly StructVersion V272 = new(27, 2);
+
+    public static readonly StructVersion V290 = new(29);
+    public static readonly StructVersion V310 = new(31);
+
+    public static readonly StructVersion V291 = new(29, 1);
+    public static readonly StructVersion V311 = new(31, 1);
+
+    public static readonly StructVersion V292 = new(29, 2);
+    public static readonly StructVersion V312 = new(31, 2);
+}