disable opencl implementation of AMORDEGRC

It fails sc_financial_functions_test with SC_FORCE_CALCULATION=opencl.

Change-Id: If43928df8b1382eb7518fc99b6eee1759d822058
Reviewed-on: https://gerrit.libreoffice.org/64225
Tested-by: Jenkins
Reviewed-by: Luboš Luňák <l.lunak@collabora.com>

sc/source/core/opencl/formulagroupcl.cxx

@@ -3187,11 +3187,11 @@ DynamicKernelSoPArguments::DynamicKernelSoPArguments(const ScCalcConfig& config,
                     mvSubArguments.push_back(
                         SoPHelper(mCalcConfig, ts, ft->Children[i], new OpDuration_ADD));
                 }*/
-                else if (pChild->GetExternal() == "com.sun.star.sheet.addin.Analysis.getAmordegrc")
+                /*else if (pChild->GetExternal() == "com.sun.star.sheet.addin.Analysis.getAmordegrc")
                 {
                     mvSubArguments.push_back(SoPHelper(mCalcConfig, ts, ft->Children[i],
                             new OpAmordegrc, nResultSize));
-                }
+                }*/
                 else if (pChild->GetExternal() == "com.sun.star.sheet.addin.Analysis.getAmorlinc")
                 {
                     mvSubArguments.push_back(SoPHelper(mCalcConfig, ts, ft->Children[i],