Fix key name

raster/r.mask.status/r.mask.status.html

@@ -10,7 +10,7 @@ <h2>DESCRIPTION</h2>
 The tool can be used to check if the mask is currently set
 (<code>present</code> boolean in JSON), what is raster name used to represent
 the mask (<code>name</code> string in JSON), and whether the raster is
-reclassifed from another (<code>name</code> string or null in JSON).
+reclassifed from another (<code>is_reclass_of</code> string or null in JSON).
 YAML and shell script style outputs are following the JSON output if possible.
 The plain text format outputs multi-line human-readable information in natural
 language.