chore: regenerate README (#872)

This PR was generated using Autosynth. 🌈


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

```
2021-08-25 23:40:37,471 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-automl/.github/readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-08-25 23:40:38,655 synthtool [DEBUG] > Wrote metadata to .github/readme/synth.metadata/synth.metadata.

```
</details>

Full log will be available here:
https://source.cloud.google.com/results/invocations/7e30f12c-5edb-474b-becd-1d0737794bb2/targets

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.github/readme/synth.metadata/synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-automl.git",
-        "sha": "6e2ebcd6ed941312241d8e3aaf3265361dd242df"
+        "sha": "c5268c21784dacf39703701736d773491ba59e05"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "a01e1a0bf70754f51450958b966bd673945d1e6e"
+        "sha": "31728d872f50e439ded2f67fa8d67955b26a4e35"
       }
     }
   ]

README.md

@@ -75,13 +75,13 @@ compile 'com.google.cloud:google-cloud-automl'
 If you are using Gradle without BOM, add this to your dependencies
 
 ```Groovy
-compile 'com.google.cloud:google-cloud-automl:2.0.1'
+compile 'com.google.cloud:google-cloud-automl:2.0.2'
 ```
 
 If you are using SBT, add this to your dependencies
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-automl" % "2.0.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-automl" % "2.0.2"
 ```
 
 ## Authentication