replace Parse with TryParse

Author: james-bjss

src/GitVersion.Core/VersionCalculation/SemanticVersioning/SemanticVersionPreReleaseTag.cs

@@ -103,7 +103,8 @@ public static SemanticVersionPreReleaseTag TryParse(string preReleaseTag)
             }
 
             var value = match.Groups["name"].Value;
-            var number = match.Groups["number"].Success ? int.Parse(match.Groups["number"].Value) : (int?)null;
+            var number = (match.Groups["number"].Success && int.TryParse(match.Groups["number"].Value, out int parsedNumber)) ? (int?)parsedNumber : null;
+
             if (value.EndsWith("-"))
                 return new SemanticVersionPreReleaseTag(preReleaseTag, null);