gomod: update jaeger and prometheus (#395)

Author: keegancsmith

go.mod

@@ -3,7 +3,7 @@ module github.com/sourcegraph/go-langserver
 go 1.14
 
 require (
-	github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd // indirect
+	github.com/HdrHistogram/hdrhistogram-go v1.1.0 // indirect
 	github.com/die-net/lrucache v0.0.0-20190707192454-883874fe3947
 	github.com/fhs/go-netrc v1.0.0
 	github.com/gorilla/websocket v1.4.1
@@ -15,22 +15,22 @@ require (
 	github.com/mattn/go-colorable v0.1.6 // indirect
 	github.com/neelance/parallel v0.0.0-20160708114440-4de9ce63d14c
 	github.com/opentracing/basictracer-go v1.0.0
-	github.com/opentracing/opentracing-go v1.1.0
+	github.com/opentracing/opentracing-go v1.2.0
 	github.com/pelletier/go-toml v1.6.0
-	github.com/pkg/errors v0.8.1
+	github.com/pkg/errors v0.9.1
 	github.com/pmezard/go-difflib v1.0.0
-	github.com/prometheus/client_golang v1.5.1
+	github.com/prometheus/client_golang v1.11.0
 	github.com/slimsag/godocmd v0.0.0-20161025000126-a1005ad29fe3
 	github.com/sourcegraph/ctxvfs v0.0.0-20180418081416-2b65f1b1ea81
 	github.com/sourcegraph/go-lsp v0.0.0-20200117082640-b19bb38222e2
 	github.com/sourcegraph/jsonrpc2 v0.0.0-20191222043438-96c4efab7ee2
 	github.com/sourcegraph/jsonx v0.0.0-20190114210550-ba8cb36a8614
-	github.com/uber/jaeger-client-go v2.22.1+incompatible
-	github.com/uber/jaeger-lib v2.2.0+incompatible
-	go.uber.org/atomic v1.6.0 // indirect
+	github.com/uber/jaeger-client-go v2.29.1+incompatible
+	github.com/uber/jaeger-lib v2.4.1+incompatible
+	go.uber.org/atomic v1.9.0 // indirect
 	go4.org v0.0.0-20200312051459-7028f7b4a332
-	golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e
+	golang.org/x/net v0.0.0-20200625001655-4c5254603344
 	golang.org/x/tools v0.0.0-20200401192744-099440627f01
 	gopkg.in/inconshreveable/log15.v2 v2.0.0-20200109203555-b30bc20e4fd1
-	gopkg.in/yaml.v2 v2.2.5
+	gopkg.in/yaml.v2 v2.3.0
 )