Excavator: Upgrade dependencies (#371)

versions.lock

@@ -8,7 +8,7 @@ com.fasterxml.jackson.datatype:jackson-datatype-guava:2.12.5 (2 constraints: cf1
 com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.12.5 (2 constraints: 501df628)
 com.github.ben-manes.caffeine:caffeine:3.0.5 (2 constraints: ea24f7d9)
 com.github.kevinstern:software-and-algorithms:1.0 (2 constraints: 16246655)
-com.google.auto:auto-common:1.2 (2 constraints: 8b227dcb)
+com.google.auto:auto-common:1.2.1 (2 constraints: ea222f11)
 com.google.auto.service:auto-service-annotations:1.0.1 (8 constraints: 8e868b7a)
 com.google.auto.value:auto-value-annotations:1.7.4 (3 constraints: 1c3595c5)
 com.google.code.findbugs:jFormatString:3.0.0 (2 constraints: e8220411)
@@ -23,7 +23,7 @@ com.google.guava:guava:31.0.1-jre (10 constraints: 03a9bb63)
 com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava (3 constraints: d6525735)
 com.google.j2objc:j2objc-annotations:1.3 (3 constraints: c728bf7c)
 com.google.protobuf:protobuf-java:3.4.0 (2 constraints: f022e811)
-com.palantir.baseline:baseline-error-prone:4.67.0 (2 constraints: 79177558)
+com.palantir.baseline:baseline-error-prone:4.68.0 (2 constraints: 7a177858)
 com.palantir.conjure:conjure-api-objects:4.0.0 (2 constraints: ef213ba7)
 com.palantir.conjure:conjure-core:4.0.0 (1 constraints: 0605ff35)
 com.palantir.conjure:conjure-generator-common:4.0.0 (1 constraints: 8e0ebb57)

versions.props

@@ -3,7 +3,7 @@ com.google.code.findbugs:jsr305 = 3.0.2
 com.google.errorprone:error_prone_annotations = 2.11.0
 com.google.guava:guava = 31.0.1-jre
 com.palantir.conjure:* = 4.0.0
-com.palantir.baseline:* = 4.67.0
+com.palantir.baseline:* = 4.68.0
 com.palantir.remoting-*:* = 1.8.0
 com.palantir.ri:resource-identifier = 2.3.0
 com.palantir.safe-logging:* = 1.21.0