corrected error in sql syntax.

sql/patch_50_51_f.sql

@@ -5,7 +5,7 @@
 # description:
 # Set the species_id of non-species-specific rows in the meta table to be NULL.
 
-UPDATE TABLE meta SET species_id = NULL WHERE meta_key IN ('patch', 'schema_version');
+UPDATE  meta SET species_id = NULL WHERE meta_key IN ('patch', 'schema_version');
 
 # patch identifier
 INSERT INTO meta (species_id, meta_key, meta_value) VALUES (NULL, 'patch', 'patch_50_51_f.sql|meta_species_id_values');