Add JMX metrics gatherer version 1.45.0-alpha (#38646)

Add JMX metrics gatherer version `1.45.0-alpha`.

cc @open-telemetry/java-contrib-approvers

Author: opentelemetrybot

receiver/jmxreceiver/supported_jars.go

@@ -31,6 +31,10 @@ func oldFormatProperties(c *Config, j supportedJar) error {
 // If you change this variable name, please open an issue in opentelemetry-java-contrib
 // so that repository's release automation can be updated
 var jmxMetricsGathererVersions = map[string]supportedJar{
+	"e0fc9b92364413ae33d1c33b5927e4eead70d6fab7ca626b56649947352636b4": {
+		version: "1.45.0-alpha",
+		jar:     "JMX metrics gatherer",
+	},
 	"67a415eace3d513c3c5bf30518a9035c48b14e7c8ad43b0ddb572588de7b4ce6": {
 		version: "1.44.0-alpha",
 		jar:     "JMX metrics gatherer",