internal/lsp/debug: bump version number for release

Change-Id: I6626e807cb947292d82ffba6c93c8f0c55247328
Reviewed-on: https://go-review.googlesource.com/c/tools/+/195621
Reviewed-by: Ian Cottrell <iancottrell@google.com>

internal/lsp/debug/info.go

diff --git a/internal/lsp/debug/info.go b/internal/lsp/debug/info.go
index f5b3908..88ecf81 100644
--- a/internal/lsp/debug/info.go
+++ b/internal/lsp/debug/info.go
@@ -20,7 +20,7 @@
 )
 
 // Version is a manually-updated mechanism for tracking versions.
-var Version = "v0.1.5"
+var Version = "v0.1.6"
 
 // This writes the version and environment information to a writer.
 func PrintVersionInfo(w io.Writer, verbose bool, mode PrintMode) {