fix accidental substring matching for some cpu models

.resources/cpu_tier_list.conf

@@ -177,7 +177,7 @@ i5-7300HQ
 ; generic
 ; "Ryzen 1000 - 2000 6c/12t or worse"
 ; 1xxx or 2xxx with 1-9 or 10-12 threads
-Ryzen [12]\d{3} \b([1-9]|1[0-2])\sThreads
+Ryzen [12]\d{3} ([1-9]|1[0-2])\sThreads
 ; Any 4c/4t CPU
 4\sThreads
 

SourceGenerators/CpuTierListGenerator.cs

@@ -65,7 +65,7 @@ public class CpuTierListGenerator: IIncrementalGenerator
             }
 
             tierMap.Add((line, currentTier));
-            line = line.Replace(" ", ".*");
+            line = line.Replace(" ", @"\b.*\b");
             // todo: use generated regex when it's possible https://github.com/dotnet/roslyn/discussions/48358
             /*
             result.AppendLine($"""