Regenerate adexchangebuyer2 client (googleapis#3809)

Author: yoshi-automation

clients/google-api-services-adexchangebuyer2/v2beta1.metadata.json

@@ -2,6 +2,6 @@
   "maven": {
     "groupId": "com.google.apis",
     "artifactId": "google-api-services-adexchangebuyer2",
-    "version": "v2beta1-rev20191111-1.30.8"
+    "version": "v2beta1-rev20200210-1.30.8"
   }
 }

clients/google-api-services-adexchangebuyer2/v2beta1/1.30.1/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-adexchangebuyer2</artifactId>
-      <version>v2beta1-rev20191111-1.30.8</version>
+      <version>v2beta1-rev20200210-1.30.8</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  compile 'com.google.apis:google-api-services-adexchangebuyer2:v2beta1-rev20191111-1.30.8'
+  compile 'com.google.apis:google-api-services-adexchangebuyer2:v2beta1-rev20200210-1.30.8'
 }
 ```
 

clients/google-api-services-adexchangebuyer2/v2beta1/1.30.1/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-adexchangebuyer2</artifactId>
-  <version>v2beta1-rev20191111-1.30.8</version>
-  <name>Ad Exchange Buyer API II v2beta1-rev20191111-1.30.8</name>
+  <version>v2beta1-rev20200210-1.30.8</version>
+  <name>Ad Exchange Buyer API II v2beta1-rev20200210-1.30.8</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>