Fix typo in code

Change-Id: I9a67be63e92864d2e8c8578cf8759d73f5042ab8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/132144
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins
diff --git a/filter/source/msfilter/escherex.cxx b/filter/source/msfilter/escherex.cxx
index 3e79fe2..dc145c1 100644
--- a/filter/source/msfilter/escherex.cxx
+++ b/filter/source/msfilter/escherex.cxx
@@ -2451,13 +2451,13 @@ static void ConvertEnhancedCustomShapeEquation(
    sal_Int32 i;
    for ( i = 0; i < nEquationSourceCount; i++ )
    {
        EnhancedCustomShape2d aCustoShape2d(
        EnhancedCustomShape2d aCustomShape2d(
            const_cast< SdrObjCustomShape& >(rSdrObjCustomShape));
        try
        {
            std::shared_ptr< EnhancedCustomShape::ExpressionNode > aExpressNode(
                EnhancedCustomShape::FunctionParser::parseFunction(
                    sEquationSource[ i ], aCustoShape2d));
                    sEquationSource[ i ], aCustomShape2d));
            drawing::EnhancedCustomShapeParameter aPara( aExpressNode->fillNode( rEquations, nullptr, 0 ) );
            if ( aPara.Type != drawing::EnhancedCustomShapeParameterType::EQUATION )
            {