Excavator: Upgrade dependencies (#3173)

Author: svc-excavator-bot

versions.lock

@@ -23,7 +23,7 @@ com.google.j2objc:j2objc-annotations:3.0.0 (1 constraints: 150aeab4)
 com.netflix.concurrency-limits:concurrency-limits-core:0.2.2 (1 constraints: 0605f335)
 com.netflix.feign:feign-core:8.18.0 (2 constraints: 1213df52)
 com.netflix.feign:feign-jackson:8.18.0 (1 constraints: 43056b3b)
-com.palantir.conjure.java:conjure-lib:8.49.0 (3 constraints: 79257d54)
+com.palantir.conjure.java:conjure-lib:8.50.0 (3 constraints: 71257e51)
 com.palantir.conjure.java.api:errors:2.60.0 (4 constraints: 9534dd54)
 com.palantir.conjure.java.api:service-config:2.60.0 (3 constraints: 9e2864e1)
 com.palantir.conjure.java.api:ssl-config:2.60.0 (2 constraints: fb171286)

versions.props

@@ -4,8 +4,8 @@ com.google.code.findbugs:jsr305 = 3.0.2
 com.google.guava:guava = 33.4.8-jre
 com.netflix.concurrency-limits:* = 0.2.2
 com.netflix.feign:feign-*= 8.18.0
-com.palantir.conjure.java:* = 8.49.0
-com.palantir.conjure.java:conjure-lib = 8.49.0
+com.palantir.conjure.java:* = 8.50.0
+com.palantir.conjure.java:conjure-lib = 8.50.0
 com.palantir.conjure.java.api:* = 2.60.0
 com.palantir.conjure.verification:* = 0.19.0
 com.palantir.dialogue:* = 6.2.0