deps: update dependency com.google.cloud:google-cloud-shared-dependencies to v3.16.1

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.cloud:google-cloud-shared-dependencies	3.15.0 -> 3.16.1

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[diegomarquezp]

IT failed with

[ERROR] Tests run: 147, Failures: 0, Errors: 2, Skipped: 0, Time elapsed: 1,040.574 s <<< FAILURE! - in com.google.cloud.bigquery.it.ITBigQueryTest
[ERROR] com.google.cloud.bigquery.it.ITBigQueryTest.testFastQuerySlowDDL  Time elapsed: 300.01 s  <<< ERROR!
org.junit.runners.model.TestTimedOutException: test timed out after 300 seconds
	at java.net.SocketInputStream.socketRead0(Native Method)
	at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
	at java.net.SocketInputStream.read(SocketInputStream.java:171)
	at java.net.SocketInputStream.read(SocketInputStream.java:141)

will try again