Compare mask coordinates numerically (#24666)

* Compare mask coordinates numerically

* Fix zone coordinate comparisons and normalize mask examples

* Fix validation errors for malformed zone coordinates

docs/docs/configuration/advanced/reference.md

@@ -556,7 +556,7 @@ motion:
       # Optional: Whether this mask is active (default: true)
       enabled: true
       # Required: Coordinates polygon for the mask
-      coordinates: "0.000,0.469,1.000,0.469,1.000,1.000,0.000,1.000"
+      coordinates: "0.000,0.469,1.0,0.469,1.0,1.0,0.000,1.0"
   # Optional: improve contrast (default: shown below)
   # Enables dynamic contrast improvement. This should help improve night detections at the cost of making motion detection more sensitive
   # for daytime.

docs/docs/configuration/masks.md

@@ -82,13 +82,13 @@ objects:
         person_filter1:
           friendly_name: "Roof area"
           enabled: true
-          coordinates: "0.000,0.000,1.000,0.000,1.000,0.400,0.000,0.400"
+          coordinates: "0.000,0.000,1.0,0.000,1.0,0.400,0.000,0.400"
     car:
       mask:
         car_filter1:
           friendly_name: "Sidewalk area"
           enabled: true
-          coordinates: "0.000,0.700,1.000,0.700,1.000,1.000,0.000,1.000"
+          coordinates: "0.000,0.700,1.0,0.700,1.0,1.0,0.000,1.0"
 ```
 
 </TabItem>