bindings: raspberrypi: rename binding file with typo

rename the file to get rid of the typo ("raspberrrypi") and align with
the compatible

Signed-off-by: Benjamin Cabé <[email protected]>

Author: kartben

doc/releases/migration-guide-4.2.rst

@@ -250,6 +250,9 @@ Sensors
       };
     };
 
+* The binding file for :dtcompatible:`raspberrypi,pico-temp.yaml` has been renamed to have a name
+  matching the compatible string.
+
 Serial
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