Fix moving to Micrometer Tracing snapshots

The GitHub repo, and therefore calendar entry, is named "Tracing"
but our name for the library is "Micrometer Tracing". Configuring
a custom calendarName allows snapshot release dates to be detected.

See gh-37212

spring-boot-project/spring-boot-dependencies/build.gradle

@@ -967,6 +967,7 @@ bom {
 	}
 	library("Micrometer Tracing", "1.0.10") {
 		considerSnapshots()
+		calendarName = "Tracing"
 		group("io.micrometer") {
 			imports = [
 				"micrometer-tracing-bom"