Fix ResourceBannerTests failures on Windows

Fixes gh-2096

spring-boot/src/test/java/org/springframework/boot/ResourceBannerTests.java

@@ -28,7 +28,7 @@ import org.springframework.core.io.ByteArrayResource;
 import org.springframework.core.io.Resource;
 import org.springframework.mock.env.MockEnvironment;
 
-import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.startsWith;
 import static org.junit.Assert.assertThat;
 
 /**
@@ -43,7 +43,7 @@ public class ResourceBannerTests {
 		Resource resource = new ByteArrayResource(
 				"banner ${a} ${spring-boot.version} ${application.version}".getBytes());
 		String banner = printBanner(resource, "10.2", "2.0");
-		assertThat(banner, equalTo("banner 1 10.2 2.0\n"));
+		assertThat(banner, startsWith("banner 1 10.2 2.0\n"));
 	}
 
 	@Test
@@ -51,7 +51,7 @@ public class ResourceBannerTests {
 		Resource resource = new ByteArrayResource(
 				"banner ${a} ${spring-boot.version} ${application.version}".getBytes());
 		String banner = printBanner(resource, null, null);
-		assertThat(banner, equalTo("banner 1  \n"));
+		assertThat(banner, startsWith("banner 1  \n"));
 	}
 
 	@Test
@@ -60,7 +60,7 @@ public class ResourceBannerTests {
 				"banner ${a}${spring-boot.formatted-version}${application.formatted-version}"
 						.getBytes());
 		String banner = printBanner(resource, "10.2", "2.0");
-		assertThat(banner, equalTo("banner 1 (v10.2) (v2.0)\n"));
+		assertThat(banner, startsWith("banner 1 (v10.2) (v2.0)\n"));
 	}
 
 	@Test
@@ -69,7 +69,7 @@ public class ResourceBannerTests {
 				"banner ${a}${spring-boot.formatted-version}${application.formatted-version}"
 						.getBytes());
 		String banner = printBanner(resource, null, null);
-		assertThat(banner, equalTo("banner 1\n"));
+		assertThat(banner, startsWith("banner 1\n"));
 	}
 
 	private String printBanner(Resource resource, String bootVersion,