Adds test for pre-release numeric tags on release branches

Author: carlos-vicente

src/GitVersionCore.Tests/IntegrationTests/ReleaseBranchScenarios.cs

@@ -84,6 +84,19 @@ public void CanTakeVersionFromReleasesBranch()
             fixture.AssertFullSemver("2.0.0-beta.1+2");
         }
 
+        [Test]
+        public void CanTakePreReleaseVersionFromReleasesBranchWithNumericPreReleaseTag()
+        {
+            using var fixture = new EmptyRepositoryFixture();
+            fixture.Repository.MakeCommits(5);
+            fixture.Repository.CreateBranch("releases/2.0.0");
+            fixture.Checkout("releases/2.0.0");
+            fixture.Repository.ApplyTag("v2.0.0-1");
+
+            var variables = fixture.GetVersion();
+            Assert.AreEqual("2.0.0-1", variables.FullSemVer);
+        }
+
         [Test]
         public void ReleaseBranchWithNextVersionSetInConfig()
         {