deps: update dependency com.google.cloud:google-cloud-dlp-bom to v2.2.0 (#1102)
deps: update dependency com.google.cloud:google-cloud-dlp-bom to v2.2.0 (#1102)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [com.google.cloud:google-cloud-dlp-bom](https://togithub.com/googleapis/java-dlp) | minor | `2.1.0` -> `2.2.0` |

---

### Release Notes

<details>
<summary>googleapis/java-dlp</summary>

### [`v2.2.0`](https://togithub.com/googleapis/java-dlp/blob/master/CHANGELOG.md#&#8203;220-httpswwwgithubcomgoogleapisjava-dlpcomparev210v220-2020-10-31)

[Compare Source](https://togithub.com/googleapis/java-dlp/compare/v2.1.0...v2.2.0)

##### Features

-   retrieve job config for risk analysis jobs. docs: clarify timespan config for BigQuery and Datastore ([#&#8203;302](https://www.github.com/googleapis/java-dlp/issues/302)) ([58d12e2](https://www.github.com/googleapis/java-dlp/commit/58d12e261665c5beee897b71498b8c2a980e81ba))

##### Bug Fixes

-   flaky testInspectStringMultipleRulesPatientRule ([#&#8203;264](https://www.github.com/googleapis/java-dlp/issues/264)) ([f8dda41](https://www.github.com/googleapis/java-dlp/commit/f8dda413972df0e348440ffd76d453536731c2bd))

##### Documentation

-   correct the links for parent fields ([#&#8203;274](https://www.github.com/googleapis/java-dlp/issues/274)) ([44e6c76](https://www.github.com/googleapis/java-dlp/commit/44e6c769f536b6333cc1535329c503e4051e0445))
-   expand parent field format, and BigQuery sampling options. Also describing which transformations are allowed for ReidentifyContent API calls, and the custom alphabet allowed for format-preserving encryption (FPE). ([#&#8203;266](https://www.github.com/googleapis/java-dlp/issues/266)) ([9a10739](https://www.github.com/googleapis/java-dlp/commit/9a10739284127974c669bd3580ebe29a8f8316a4))

##### Dependencies

-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.10.0 ([#&#8203;287](https://www.github.com/googleapis/java-dlp/issues/287)) ([680692f](https://www.github.com/googleapis/java-dlp/commit/680692f82f84249467767e75dcfe00457a98351d))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.10.2 ([#&#8203;298](https://www.github.com/googleapis/java-dlp/issues/298)) ([4bf3dc4](https://www.github.com/googleapis/java-dlp/commit/4bf3dc4b29c1d937eeaf72418e19ce9adbe631d5))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.12.1 ([#&#8203;315](https://www.github.com/googleapis/java-dlp/issues/315)) ([b00c1a3](https://www.github.com/googleapis/java-dlp/commit/b00c1a312bfef30f831f2b1d3c9b063cb9dba8d5))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.13.0 ([#&#8203;320](https://www.github.com/googleapis/java-dlp/issues/320)) ([a836cbd](https://www.github.com/googleapis/java-dlp/commit/a836cbd9057f363d9e5129c1be847ad35723209f))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.9.0 ([#&#8203;263](https://www.github.com/googleapis/java-dlp/issues/263)) ([56feeb2](https://www.github.com/googleapis/java-dlp/commit/56feeb23faf5fafebeadf98a8a75ac4b64630336))

</details>

---

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