fix(48053) Description of tsBuildInfoFile is misleading in generated tsconfig.json (#48072)

* add check for path default value

* fix wrong tsBuildInfoFile description

* updated files to file

src/compiler/commandLineParser.ts

@@ -568,7 +568,7 @@ namespace ts {
             category: Diagnostics.Projects,
             transpileOptionValue: undefined,
             defaultValueDescription: ".tsbuildinfo",
-            description: Diagnostics.Specify_the_folder_for_tsbuildinfo_incremental_compilation_files,
+            description: Diagnostics.Specify_the_path_to_tsbuildinfo_incremental_compilation_file,
         },
         {
             name: "removeComments",
@@ -3635,7 +3635,8 @@ namespace ts {
             case "boolean":
                 return true;
             case "string":
-                return option.isFilePath ? "./" : "";
+                const defaultValue = option.defaultValueDescription;
+                return option.isFilePath ? `./${defaultValue && typeof defaultValue === "string" ? defaultValue : ""}` : "";
             case "list":
                 return [];
             case "object":

src/compiler/diagnosticMessages.json

@@ -5693,7 +5693,7 @@
         "category": "Message",
         "code": 6706
     },
-    "Specify the folder for .tsbuildinfo incremental compilation files.": {
+    "Specify the path to .tsbuildinfo incremental compilation file.": {
         "category": "Message",
         "code": 6707
     },