upgrade to Luau 0.706

Author: Sythivo

build.zig

@@ -771,6 +771,7 @@ const LUAU_Analysis_SOURCE_FILES = [_][]const u8{
     "Analysis/src/StructuralTypeEquality.cpp",
     "Analysis/src/Substitution.cpp",
     "Analysis/src/Subtyping.cpp",
+    "Analysis/src/SubtypingUnifier.cpp",
     "Analysis/src/Symbol.cpp",
     "Analysis/src/TableLiteralInference.cpp",
     "Analysis/src/ToDot.cpp",

build.zig.zon

@@ -1,11 +1,11 @@
 .{
     .name = .luau,
     .fingerprint = 0x5e07e249a70630b8,
-    .version = "0.0.0+705",
+    .version = "0.0.0+706",
     .dependencies = .{
         .luau = .{
-            .url = "git+https://github.com/luau-lang/luau#0.705",
-            .hash = "N-V-__8AAKzorgD4dufP9bnGV5ElndKOZ9PdAsVVc4EOrCJE",
+            .url = "git+https://github.com/luau-lang/luau#0.706",
+            .hash = "N-V-__8AAEf9rwBtLr8RmAD4FHBSy_pYSXgKypXXoHS66aTi",
         },
     },
     .paths = .{

src/Ast/Lexer.zig

@@ -11,6 +11,7 @@ pub const Lexeme = struct {
     pub const Type = enum(c_int) {
         Eof = 0,
 
+        // 1..255 means actual character values
         Char_END = 256,
 
         Equal,