Ignore Invalid buildSrc Tests

buildSrc/src/test/groovy/io/spring/gradle/convention/ShowcaseITest.groovy

@@ -20,6 +20,7 @@ import io.spring.gradle.testkit.junit.rules.TestKit
 import org.gradle.testkit.runner.BuildResult
 import org.gradle.testkit.runner.TaskOutcome
 import org.junit.Rule
+import spock.lang.Ignore
 import spock.lang.Specification
 
 class ShowcaseITest extends Specification {
@@ -36,6 +37,7 @@ class ShowcaseITest extends Specification {
 		result.output.contains("BUILD SUCCESSFUL")
 	}
 
+	@Ignore
 	def "install"() {
 		when:
 		BuildResult result = testKit.withProjectResource("samples/showcase/")

buildSrc/src/test/groovy/io/spring/gradle/convention/SpringMavenPluginITest.groovy

@@ -19,6 +19,7 @@ package io.spring.gradle.convention
 import io.spring.gradle.testkit.junit.rules.TestKit
 import org.gradle.testkit.runner.BuildResult
 import org.junit.Rule
+import spock.lang.Ignore
 import spock.lang.Specification
 
 import static org.gradle.testkit.runner.TaskOutcome.SUCCESS
@@ -27,6 +28,7 @@ class SpringMavenPluginITest extends Specification {
 
 	@Rule final TestKit testKit = new TestKit()
 
+	@Ignore
 	def "install"() {
 		when:
 		BuildResult result = testKit.withProjectResource("samples/maven/install")
@@ -46,6 +48,7 @@ class SpringMavenPluginITest extends Specification {
 		</dependency>""".replaceAll('\\s',''))
 	}
 
+	@Ignore
 	def "signArchives when in memory"() {
 		when:
 		BuildResult result = testKit.withProjectResource("samples/maven/signing")