Renames and updates PascalCase extension method

Renames `PascalCase` to `ToPascalCase` and moves `TextInfo` parameter to improve clarity and usability. Refactors related calls to align with the updated method signature.

src/GitVersion.Core/Extensions/StringExtensions.cs

@@ -32,8 +32,13 @@ public static bool IsEquivalentTo(this string self, string? other) =>
     public static string WithPrefixIfNotNullOrEmpty(this string value, string prefix)
         => string.IsNullOrEmpty(value) ? value : prefix + value;
 
-    internal static string PascalCase(this string input, CultureInfo cultureInfo)
+    internal static string ToPascalCase(this TextInfo textInfo, string input)
     {
+        if (string.IsNullOrEmpty(input))
+        {
+            return input;
+        }
+
         var sb = new StringBuilder(input.Length);
         var capitalizeNext = true;
 
@@ -45,7 +50,7 @@ internal static string PascalCase(this string input, CultureInfo cultureInfo)
                 continue;
             }
 
-            sb.Append(capitalizeNext ? cultureInfo.TextInfo.ToUpper(c) : cultureInfo.TextInfo.ToLower(c));
+            sb.Append(capitalizeNext ? textInfo.ToUpper(c) : textInfo.ToLower(c));
             capitalizeNext = false;
         }
 

src/GitVersion.Core/Formatting/StringFormatter.cs

@@ -33,16 +33,12 @@ public override bool TryFormat(object? value, string format, CultureInfo culture
                 result = cultureInfo.TextInfo.ToTitleCase(cultureInfo.TextInfo.ToLower(stringValue));
                 return true;
             case "s":
-                if (stringValue.Length == 1)
-                    result = cultureInfo.TextInfo.ToUpper(stringValue);
-                else
-                {
-                    result = cultureInfo.TextInfo.ToUpper(stringValue[0]) + cultureInfo.TextInfo.ToLower(stringValue[1..]);
-                }
-
+                result = stringValue.Length == 1
+                    ? cultureInfo.TextInfo.ToUpper(stringValue)
+                    : cultureInfo.TextInfo.ToUpper(stringValue[0]) + cultureInfo.TextInfo.ToLower(stringValue[1..]);
                 return true;
             case "c":
-                result = stringValue.PascalCase(cultureInfo);
+                result = cultureInfo.TextInfo.ToPascalCase(stringValue);
                 return true;
             default:
                 result = string.Empty;