correct comment in example config file

taginfo-config-example.json

@@ -62,7 +62,7 @@
         // Extra compilerflags, for instance to find Osmium.
         "cxxflags": "-I../../../osmium/osmium/include",
         // Node location store. For really large OSM files (whole planet or large continent)
-        // this should be "Mmap", otherwise "SparseTable".
+        // this should be "MmapAnon", otherwise "SparseTable".
         "geodistribution": "SparseTable"
     }
 }