fix build

Author: arturcic

src/GitVersionCore.Tests/Core/GitVersionExecutorTests.cs

@@ -172,7 +172,7 @@ public void CacheFileExistsOnDisk()
 
             var logsMessages = stringBuilder.ToString();
 
-            logsMessages.ShouldContain("Deserializing version variables from cache file", logsMessages);
+            logsMessages.ShouldContain("Deserializing version variables from cache file", Case.Insensitive, logsMessages);
         }
 
         [Test]
@@ -256,7 +256,7 @@ public void CacheFileIsMissing()
             gitVersionCalculator.CalculateVersionVariables();
 
             var logsMessages = stringBuilder.ToString();
-            logsMessages.ShouldContain("yml not found", logsMessages);
+            logsMessages.ShouldContain("yml not found", Case.Insensitive, logsMessages);
         }
 
         [Test]

src/GitVersionCore.Tests/DocumentationTests.cs

@@ -41,7 +41,7 @@ public void ConfigurationDocumentationIsUpToDate()
             foreach (var configProperty in configProperties)
             {
                 var formattedConfigProperty = $"### {configProperty}";
-                configurationDocumentationFile.ShouldContain(formattedConfigProperty,
+                configurationDocumentationFile.ShouldContain(formattedConfigProperty, Case.Insensitive,
                     Environment.NewLine + configurationDocumentationFile);
             }
         }
@@ -57,7 +57,7 @@ public void VariableDocumentationIsUpToDate()
 
             foreach (var variable in variables)
             {
-                variableDocumentationFile.ShouldContain(variable,
+                variableDocumentationFile.ShouldContain(variable, Case.Insensitive,
                     Environment.NewLine + variableDocumentationFile);
             }
         }

src/GitVersionExe.Tests/ExecCmdLineArgumentTest.cs

@@ -91,7 +91,7 @@ public void WorkingDirectoryDoesNotExistFailsWithInformativeMessage()
 
             exitCode.ShouldNotBe(0);
             var outputString = output.ToString();
-            outputString.ShouldContain($"The working directory '{workingDirectory}' does not exist.", outputString);
+            outputString.ShouldContain($"The working directory '{workingDirectory}' does not exist.", Case.Insensitive, outputString);
         }
     }
 }