Fix speculative parse loop detection (#1167)

Bugs fixed:
- Fix issue where speculative parsing loop detection didn't work correctly

.config/dotnet-tools.json

@@ -15,7 +15,7 @@
       ]
     },
     "ghul.compiler": {
-      "version": "0.8.37",
+      "version": "0.8.38",
       "commands": [
         "ghul-compiler"
       ]

src/lexical/token_lookahead.ghul

@@ -56,13 +56,11 @@ namespace Lexical is
                 count = count + 1;
             fi
 
-            if count > 0 then
-                debug_always("possible speculative parsing loop backtracking from {from} to {to} ({_recent_backtracks}) from {System.Diagnostics.StackTrace().to_string().replace_line_endings(" ")}");
-            elif 
-                count > 1
-            then
+            if count > 1 then
                 debug_always("speculative parsing loop backtracking from {from} to {to} ({_recent_backtracks}) from {System.Diagnostics.StackTrace().to_string().replace_line_endings(" ")}");
                 throw new System.Exception("speculative parsing loop backtracking from {from} to {to} ({_recent_backtracks})");
+            elif count > 0 then
+                debug_always("possible speculative parsing loop backtracking from {from} to {to} ({_recent_backtracks}) from {System.Diagnostics.StackTrace().to_string().replace_line_endings(" ")}");
             fi
 
             let from_to = (from, to);