fix version forgot update (#5226)

test/e2e/e2e-service-provider/pom.xml

@@ -51,7 +51,7 @@
         <dependency>
             <groupId>org.apache.skywalking</groupId>
             <artifactId>apm-toolkit-micrometer-registry</artifactId>
-            <version>8.1.0-SNAPSHOT</version>
+            <version>8.1.0</version>
         </dependency>
     </dependencies>
 
@@ -76,12 +76,4 @@
             </plugin>
         </plugins>
     </build>
-
-    <repositories>
-        <repository>
-            <id>apache-snapshot</id>
-            <name>Apache Snapshot</name>
-            <url>https://repository.apache.org/content/repositories/snapshots</url>
-        </repository>
-    </repositories>
 </project>