Site cleanup

…pom template (googleapis#1182) (googleapis#627)

…plugin to v3 (#627)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [org.apache.maven.plugins:maven-deploy-plugin](https://maven.apache.org/plugins/) | `2.8.2` -> `3.0.0` | [![age](https://badges.renovateapi.com/packages/maven/org.apache.maven.plugins:maven-deploy-plugin/3.0.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/org.apache.maven.plugins:maven-deploy-plugin/3.0.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/org.apache.maven.plugins:maven-deploy-plugin/3.0.0/compatibility-slim/2.8.2)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/org.apache.maven.plugins:maven-deploy-plugin/3.0.0/confidence-slim/2.8.2)](https://docs.renovatebot.com/merge-confidence/) |

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* chore: update java template

* chore: fix tests

* chore: fix tests

* chore: update project
Source-Link: googleapis/synthtool@1155a97
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:b0b1c1c89570e229b1026372a2b8989ba31495007055b8d30178b7648503eefa

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

…1.2 (#627)

…ent-bom to v1.39.2 (#627)

…ent-bom to v1.39.2 (#627)

…0.123.4 (#627)

…0.123.4 (#627)

🤖 I have created a release \*beep\* \*boop\*
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### Updating meta-information for bleeding-edge SNAPSHOT release.
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

🤖 I have created a release \*beep\* \*boop\*
---
### Updating meta-information for bleeding-edge SNAPSHOT release.
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

This PR was generated using Autosynth. 🌈


<details><summary>Log from Synthtool</summary>

```
2021-02-09 17:37:21,236 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-bigtable/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-02-09 17:37:22,199 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

```
</details>

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https://source.cloud.google.com/results/invocations/807d56e9-8257-4207-85e4-0230311f7635/targets

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