Fix Issues where a period is included in the URI (Azure#29249)

Author: mrm9084

sdk/appconfiguration/azure-spring-cloud-appconfiguration-config-web/src/main/java/com/azure/spring/cloud/config/web/AppConfigurationEndpoint.java

@@ -79,7 +79,7 @@ public AppConfigurationEndpoint(HttpServletRequest request, List<ConfigStore> co
             String topic = requestTopic.asText();
             store = topic.substring(
                 topic.toLowerCase(Locale.ROOT).indexOf(CONFIG_STORE_TOPIC) + CONFIG_STORE_TOPIC.length() + 1);
-            endpoint = String.format("https://%s.", store);
+            endpoint = String.format("https://%s", store);
         } else {
             throw new IllegalArgumentException("Refresh request missing topic field.");
         }

sdk/appconfiguration/azure-spring-cloud-appconfiguration-config-web/src/test/java/com/azure/spring/cloud/config/web/AppConfigurationEndpointTest.java

@@ -67,14 +67,14 @@ public void validationParsing() throws JsonGenerationException, JsonMappingExcep
         Map<String, String> allRequestParams = new HashMap<String, String>();
 
         AppConfigurationEndpoint endpoint = new AppConfigurationEndpoint(request, configStores, allRequestParams);
-        assertEquals("https://testConfig.", endpoint.getEndpoint());
+        assertEquals("https://testConfig", endpoint.getEndpoint());
         assertEquals("testConfig", endpoint.getStore());
 
         requestBody = mapper.readValue(new File(GET_TEST_REFRESH), JsonNode.class).toString();
         when(lines.collect(Mockito.any())).thenReturn(requestBody);
 
         endpoint = new AppConfigurationEndpoint(request, configStores, allRequestParams);
-        assertEquals("https://testConfig.", endpoint.getEndpoint());
+        assertEquals("https://testConfig", endpoint.getEndpoint());
         assertEquals("testConfig", endpoint.getStore());
     }