Bump github.com/creachadair/jrpc2 from 0.11.2 to 0.11.3 (hashicorp#404)

Bumps [github.com/creachadair/jrpc2](https://github.com/creachadair/jrpc2) from 0.11.2 to 0.11.3.
- [Release notes](https://github.com/creachadair/jrpc2/releases)
- [Commits](creachadair/jrpc2@v0.11.2...v0.11.3)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -4,7 +4,7 @@ go 1.13
 
 require (
 	github.com/apparentlymart/go-textseg v1.0.0
-	github.com/creachadair/jrpc2 v0.11.2
+	github.com/creachadair/jrpc2 v0.11.3
 	github.com/fsnotify/fsnotify v1.4.9
 	github.com/google/go-cmp v0.5.4
 	github.com/google/uuid v1.2.0

go.sum

@@ -72,8 +72,8 @@ github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3Ee
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
-github.com/creachadair/jrpc2 v0.11.2 h1:+3zcqvvtQKlbxrGZu8Xkr+uXrj8XVuAlTasPzEQjKyI=
-github.com/creachadair/jrpc2 v0.11.2/go.mod h1:aACneXzxBPPoiu+nAo5duWP8L4y0//yuHkpkW9uDpo8=
+github.com/creachadair/jrpc2 v0.11.3 h1:yigoyZBMQUIKiUyISAx54znMdytT89Q696zft/S03L4=
+github.com/creachadair/jrpc2 v0.11.3/go.mod h1:aACneXzxBPPoiu+nAo5duWP8L4y0//yuHkpkW9uDpo8=
 github.com/creachadair/staticfile v0.1.3/go.mod h1:a3qySzCIXEprDGxk6tSxSI+dBBdLzqeBOMhZ+o2d3pM=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=