chore: convert to owlbot (#551)

Author: chingor13

.github/.OwlBot.lock.yaml

@@ -0,0 +1,3 @@
+docker:
+  image: gcr.io/repo-automation-bots/owlbot-java:latest
+  digest: sha256:b328758e5113c392d3eccad613c2b18097eaebcb4d8bf77fab0326a6cad90bc7

.github/.OwlBot.yaml

@@ -0,0 +1,16 @@
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+docker:
+  image: "gcr.io/repo-automation-bots/owlbot-java:latest"

google-cloud-core-bom/pom.xml

@@ -42,11 +42,11 @@
   <distributionManagement>
     <snapshotRepository>
       <id>sonatype-nexus-snapshots</id>
-      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+      <url>https://google.oss.sonatype.org/content/repositories/snapshots</url>
     </snapshotRepository>
     <repository>
       <id>sonatype-nexus-staging</id>
-      <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+      <url>https://google.oss.sonatype.org/service/local/staging/deploy/maven2/</url>
     </repository>
   </distributionManagement>
 

synth.py renamed to owlbot.py

@@ -16,8 +16,6 @@
 
 import synthtool.languages.java as java
 
-AUTOSYNTH_MULTIPLE_COMMITS = True
-
 java.common_templates(excludes=[
   'README.md',
   'samples/*',