fix: Update SMBIOS LPDDR, MRDIMM and LPDDR6 memory type mappings per DSP0134 spec

Author: cloudsealed

src/BenchmarkDotNet/Environments/PhysicalMemoryInfo.cs

@@ -240,10 +240,14 @@ private static unsafe (long? FrequencyMHz, string? MemoryType) GetWindowsSmbiosM
         {
             0x18 => "DDR3",
             0x1A => "DDR4",
-            0x1B => "LPDDR3",
-            0x1C => "LPDDR4",
+            0x1B => "LPDDR",
+            0x1C => "LPDDR2",
+            0x1D => "LPDDR3",
+            0x1E => "LPDDR4",
             0x22 => "DDR5",
             0x23 => "LPDDR5",
+            0x25 => "MRDIMM",
+            0x26 => "LPDDR6",
             _ => null
         };