fix(compute): migrate region 'example' to 'compute_sendgrid' (#9942)

* fix(compute): migrate old region "dependecies" to "compute_sendgrid_dependecies_java"

* fix(compute): migrate region "example" to "compute_sendgrid"

* fix(compute): migrate region example to compute_sendgrid

Author: OremGLG

compute/sendgrid/pom.xml

@@ -37,13 +37,15 @@
   </properties>
 
   <dependencies>
+    <!-- [START compute_sendgrid_dependencies_java] -->
     <!-- [START dependencies] -->
     <dependency>
       <groupId>com.sendgrid</groupId>
       <artifactId>sendgrid-java</artifactId>
       <version>4.10.1</version>
     </dependency>
     <!-- [END dependencies] -->
+    <!-- [END compute_sendgrid_dependencies_java] -->
   </dependencies>
   <build>
     <plugins>

compute/sendgrid/src/main/java/com/example/compute/sendgrid/SendEmailServlet.java

@@ -25,6 +25,7 @@
 import com.sendgrid.helpers.mail.objects.Email;
 import java.io.IOException;
 
+// [START compute_sendgrid]
 // [START example]
 public class SendEmailServlet {
   static final String SENDGRID_API_KEY = "YOUR-SENDGRID-API-KEY";
@@ -65,3 +66,4 @@ public static void main(String[] args) throws IOException {
 
 }
 // [END example]
+// [END compute_sendgrid]