Update dependency com.github.spotbugs:spotbugs to v4.8.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.github.spotbugs:spotbugs (source)	4.8.5 -> 4.8.6

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Release Notes

spotbugs/spotbugs (com.github.spotbugs:spotbugs)

v4.8.6

Compare Source

Fixed

• Do not report BC_UNCONFIRMED_CAST for Java 21's type switches when the switch instruction is TABLESWITCH (#​2782)
• Do not throw exception when inspecting empty switch statements (#​2995)
• Adjust priority since relaxed mode reports even IGNORED_PRIORITY (#​2994)
• Fix duplicated log4j2 jar in distribution (#​3001)

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