chore: release 0.106.1 (googleapis#2142)

* updated Spanner/VERSION [ci skip]

* updated Spanner/src/SpannerClient.php [ci skip]

* updated composer.json [ci skip]

* updated docs/manifest.json [ci skip]

* updated CHANGELOG.md [ci skip]

* updated src/Version.php [ci skip]

* updated src/ServiceBuilder.php [ci skip]

chore: release 0.106.0 (googleapis#2099)

* updated BigQuery/VERSION [ci skip]

* updated BigQuery/src/BigQueryClient.php [ci skip]

* updated BigQueryDataTransfer/VERSION [ci skip]

* updated Bigtable/VERSION [ci skip]

* updated Bigtable/src/BigtableClient.php [ci skip]

* updated Core/VERSION [ci skip]

* updated Core/src/ServiceBuilder.php [ci skip]

* updated Dialogflow/VERSION [ci skip]

* updated Dlp/VERSION [ci skip]

* updated Iot/VERSION [ci skip]

* updated Kms/VERSION [ci skip]

* updated PubSub/VERSION [ci skip]

* updated PubSub/src/PubSubClient.php [ci skip]

* updated Spanner/VERSION [ci skip]

* updated Spanner/src/SpannerClient.php [ci skip]

* updated Speech/VERSION [ci skip]

* updated Speech/src/SpeechClient.php [ci skip]

* updated Storage/VERSION [ci skip]

* updated Storage/src/StorageClient.php [ci skip]

* updated Tasks/VERSION [ci skip]

* updated composer.json [ci skip]

* updated docs/manifest.json [ci skip]

* created CHANGELOG.md [ci skip]

* updated src/Version.php [ci skip]

* updated src/ServiceBuilder.php [ci skip]

Prepare v0.105.0 (googleapis#2072)

Prepare v0.104.0 (googleapis#2038)

Prepare v0.103.0 (googleapis#1990)

Prepare v0.102.0 (googleapis#1965)

Prepare v0.101.1 (googleapis#1948)

Prepare v0.101.0 (googleapis#1907)

Prepare v0.100.0 (googleapis#1866)

Prepare v0.99.0 (googleapis#1823)

* Prepare v0.99.0

* Bump core version again