Address PR feedback

src/libraries/Common/src/System/Drawing/ColorConverterCommon.cs

@@ -53,10 +53,7 @@ public static Color ConvertFromString(string strValue, CultureInfo culture)
                 }
             }
 
-            // Nope. Parse the RGBA from the text.
-            // We should now have a number of parsed integer values.
             // We support 1, 3, or 4 arguments:
-            //
             // 1 -- full ARGB encoded
             // 3 -- RGB
             // 4 -- ARGB

src/libraries/System.Private.CoreLib/src/System/MemoryExtensions.cs

@@ -3523,7 +3523,7 @@ private static int SplitCore(
                     rangeCount++;
                 }
 
-                // Reset to be just passed the separator, and loop around to go again.
+                // Reset to be just past the separator, and loop around to go again.
                 startInclusive = untrimmedEndEclusive + separatorLength;
             }
 

src/libraries/System.Private.CoreLib/src/System/TimeZoneInfo.Win32.cs

@@ -754,8 +754,8 @@ private static string GetLocalizedNameByMuiNativeResource(string resource)
             //
             ReadOnlySpan<char> resourceSpan = resource;
             Span<Range> resources = stackalloc Range[3];
-            int numResources = resourceSpan.Split(resources, ',');
-            if (numResources != 2)
+            resources = resources.Slice(0, resourceSpan.Split(resources, ','));
+            if (resources.Length != 2)
             {
                 return string.Empty;
             }