Bump safe dependency / plugin versions

Patch + minor version bumps verified safe against Maven Central:

- checker-framework 4.1.0 -> 4.2.0 (minor)
- logback-classic 1.5.33 -> 1.5.34 (patch)
- fb-contrib 7.6.4 -> 7.7.4 (minor)
- palantir-java-format 2.66.0 -> 2.91.0 (minor)
- pitest-maven 1.25.1 -> 1.25.3 (patch)

No source changes required.

https://claude.ai/code/session_01LzoKmqzgtQsELS5tsH4Wog

Author: claude

pom.xml

@@ -53,11 +53,11 @@ SPDX-License-Identifier: MIT
 		<jspecify.version>1.0.0</jspecify.version>
 		<errorprone.version>2.49.0</errorprone.version>
 		<nullaway.version>0.13.4</nullaway.version>
-		<checker.version>4.1.0</checker.version>
+		<checker.version>4.2.0</checker.version>
 		<jackson.version>2.22.0</jackson.version>
 		<reactive-streams.version>1.0.4</reactive-streams.version>
 		<slf4j.version>2.0.18</slf4j.version>
-		<logback.version>1.5.33</logback.version>
+		<logback.version>1.5.34</logback.version>
 		<animal-sniffer.version>1.27</animal-sniffer.version>
 		<junit.version>6.1.0</junit.version>
 		<jmh.version>1.37</jmh.version>
@@ -75,10 +75,10 @@ SPDX-License-Identifier: MIT
 		<jqwik.version>1.9.3</jqwik.version>
 		<archunit.version>1.4.2</archunit.version>
 		<spotbugs.version>4.9.8.3</spotbugs.version>
-		<fb-contrib.version>7.6.4</fb-contrib.version>
+		<fb-contrib.version>7.7.4</fb-contrib.version>
 		<findsecbugs.version>1.14.0</findsecbugs.version>
 		<spotless.version>3.6.0</spotless.version>
-		<palantir-java-format.version>2.66.0</palantir-java-format.version>
+		<palantir-java-format.version>2.91.0</palantir-java-format.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.build.outputTimestamp>${git.commit.time}</project.build.outputTimestamp>
 	</properties>
@@ -273,7 +273,7 @@ SPDX-License-Identifier: MIT
 				<plugin>
 					<groupId>org.pitest</groupId>
 					<artifactId>pitest-maven</artifactId>
-					<version>1.25.1</version>
+					<version>1.25.3</version>
 				</plugin>
 				<plugin>
 					<groupId>org.sonatype.central</groupId>