[gopls-release-branch.0.5] internal/lsp/debug: increment version

Change-Id: I54ab47edc3660c014cc0ea239087c78099c693c5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/272547
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Trust: Robert Findley <rfindley@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Go Bot <gobot@golang.org>

internal/lsp/debug/info.go

@@ -22,7 +22,7 @@ const (
 )
 
 // Version is a manually-updated mechanism for tracking versions.
-var Version = "v0.5.3"
+var Version = "v0.5.4"
 
 // ServerVersion is the format used by gopls to report its version to the
 // client. This format is structured so that the client can parse it easily.