Enable Roseau on Windows

(cherry picked from commit f370d04)

Author: marcphilipp

gradle/libs.versions.toml

@@ -64,7 +64,6 @@ openTestReporting-events = { module = "org.opentest4j.reporting:open-test-report
 openTestReporting-tooling-core = { module = "org.opentest4j.reporting:open-test-reporting-tooling-core", version.ref = "openTestReporting" }
 openTestReporting-tooling-spi = { module = "org.opentest4j.reporting:open-test-reporting-tooling-spi", version.ref = "openTestReporting" }
 picocli = { module = "info.picocli:picocli", version = "4.7.7" }
-# Enable `roseau` tasks on Windows when upgrading (in junitbuild.backward-compatibility.gradle.kts)
 roseau-cli = { module = "io.github.alien-tools:roseau-cli", version = "0.4.0" }
 slf4j-julBinding = { module = "org.slf4j:slf4j-jdk14", version = "2.0.17" }
 snapshotTests-junit5 = { module = "de.skuzzle.test:snapshot-tests-junit5", version.ref = "snapshotTests" }

gradle/plugins/backward-compatibility/src/main/kotlin/junitbuild.backward-compatibility.gradle.kts

@@ -75,7 +75,6 @@ val roseau by tasks.registering(RoseauDiff::class) {
 		enabled = false
 	}
 	onlyIf { extension.enabled.get() }
-	onlyIf("https://github.com/alien-tools/roseau/issues/90") { !OperatingSystem.current().isWindows }
 
 	toolClasspath.from(roseauClasspath)
 	libraryClasspath.from(configurations.compileClasspath)