Added space as a delimiter for parsing rows of values. Needed for gen…

…BSDF files that have spaces for delimiters e.g. https://github.com/LBNL-ETA/WinCalc/blob/dec_2024_test_fix/test/products/cgdb_24040_Intigral_SL_Vanity_C000_White_Pleated_Shade_20mm_genBSDF.xml

src/bsdfdata/Serializers.hpp

@@ -372,7 +372,7 @@ namespace BSDFData
         std::vector<double> parseRow(const std::string & line)
         {
             std::vector<double> result;
-            std::regex regex("[,\t]");   // Regular expression to match commas or tabs
+            std::regex regex("[ ,\t]");   // Regular expression to match space, commas, or tabs
             std::sregex_token_iterator iter(line.begin(), line.end(), regex, -1);
             std::sregex_token_iterator end;