tdf#120703 (PVS): redundant check

V547 Expression 'aData.eType == SbxDECIMAL' is always true

Change-Id: I37bf367221ced7bf1c53bcd5138ae7bac656da52
Reviewed-on: https://gerrit.libreoffice.org/62030Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Tested-by: Mike Kaganski <mike.kaganski@collabora.com>

basic/source/sbx/sbxvalue.cxx

@@ -164,7 +164,6 @@ void SbxValue::Clear()
             }
             break;
         case SbxDECIMAL:
-            if( aData.eType == SbxDECIMAL )
             releaseDecimalPtr( aData.pDecimal );
             break;
         case SbxDATAOBJECT: