Replace <PATH> with . to make it copy paste safe (#83)

Now users need to replace that path whereas `.` would work both for individual projects, as well as a folder containing multiple repositories.

src/main/kotlin/org/openrewrite/RecipeMarkdownGenerator.kt

@@ -1226,7 +1226,7 @@ class RecipeMarkdownGenerator : Runnable {
 
                 {% code title="shell" %}
                 ```shell
-                mod run <PATH> --recipe $trimmedRecipeName
+                mod run . --recipe $trimmedRecipeName
                 ```
                 {% endcode %}
                 {% endtab %}
@@ -1681,4 +1681,4 @@ $cliSnippet
             exitProcess(exitCode)
         }
     }
-}
+}