Bug 19971: Typo in the comments of parseQuery routine

TEST PLAN
---------
1) Run these commands:
    git checkout master
    git pull
    perldoc C4::Search
2) look for parseQuery
    -- NOTE: The sample code provided below this heading has
             the wrong function name!
3) Run these commands:
    git checkout -b bug_19971 origin/master
    perldoc C4::Search
4) look for parseQuery
    -- NOTE: The wrong function name is corrected.
5) Run koha qa test tools

Signed-off-by: Mark Tompsett <mtompset@hotmail.com>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>

C4/Search.pm

@@ -1335,7 +1335,7 @@ sub _handle_exploding_index {
 
     ( $operators, $operands, $indexes, $limits,
       $sort_by, $scan, $lang ) =
-            buildQuery ( $operators, $operands, $indexes, $limits, $sort_by, $scan, $lang);
+            parseQuery ( $operators, $operands, $indexes, $limits, $sort_by, $scan, $lang);
 
 Shim function to ease the transition from buildQuery to a new QueryParser.
 This function is called at the beginning of buildQuery, and modifies