Fix telemetry misconfig test

Author: Yas-Franco

dev/io.openliberty.microprofile.telemetry.1.0.internal_fat/fat/src/io/openliberty/microprofile/telemetry/internal_fat/TelemetryMisconfigTest.java

@@ -185,7 +185,7 @@ public void testNotKnownEndpoint() throws Exception {
                         .run(String.class);
 
         if (RepeatTestFilter.isRepeatActionActive(MicroProfileActions.MP61_ID) || RepeatTestFilter.isRepeatActionActive(FeatureReplacementAction.BETA_ID)) {
-            assertNotNull(server.waitForStringInLogUsingMark("Failed to export spans. Server responded with gRPC status code 2. Error message: "
+            assertNotNull(server.waitForStringInLogUsingMark("Failed to export spans. Server responded with gRPC status code 2. Error message:.*"
                                                              + INVALID_JAEGER_ENDPOINT.toLowerCase()));
         } else {
             assertNotNull(server.waitForStringInLogUsingMark("Failed to export spans. The request could not be executed. Full error message:.*"