[libretiny] Report version 1.7.0 for 'dev' and 'latest' (#7415)

esphome/components/libretiny/__init__.py

@@ -172,9 +172,10 @@ def _notify_old_style(config):
 
 # NOTE: Keep this in mind when updating the recommended version:
 #  * For all constants below, update platformio.ini (in this repo)
+# The dev and latest branches will be at *least* this version, which is what matters.
 ARDUINO_VERSIONS = {
-    "dev": (cv.Version(0, 0, 0), "https://github.com/libretiny-eu/libretiny.git"),
-    "latest": (cv.Version(0, 0, 0), None),
+    "dev": (cv.Version(1, 7, 0), "https://github.com/libretiny-eu/libretiny.git"),
+    "latest": (cv.Version(1, 7, 0), "libretiny"),
     "recommended": (cv.Version(1, 5, 1), None),
 }