Update dependency strimzi/strimzi-kafka-bridge to v0.21.3

This MR contains the following updates:

Package	Update	Change
strimzi/strimzi-kafka-bridge	patch	0.21.2 -> 0.21.3

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Release Notes

strimzi/strimzi-kafka-bridge

v0.21.3

Compare Source

Main Changes since 0.21.2

• Update Log4j dependency to avoid CVE-2021-44832

Full list of addressed issues can be found under the 0.21.3 milestone.

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