Camera: Correct back camera extended zoom ratios

Do not advertise  zoom ratio ranges for extended scenes
that are beyond what the device supports.

Bug: 164538300
Test: Camera CTS
Change-Id: I12522e0750254fe6fd8f3acf004746adfad544d2
diff --git a/devices/EmulatedCamera/hwl/configs/emu_camera_back.json b/devices/EmulatedCamera/hwl/configs/emu_camera_back.json
index 70b5ddb..87bd847 100644
--- a/devices/EmulatedCamera/hwl/configs/emu_camera_back.json
+++ b/devices/EmulatedCamera/hwl/configs/emu_camera_back.json
@@ -51,7 +51,7 @@
    "1392" 
  ], 
  "android.control.availableExtendedSceneModeZoomRatioRanges": [
-    "0.5", 
+    "1.0", 
     "4.0"
  ], 
  "android.control.availableEffects": [