feat(lsp-vhdl.el): Added vhdl-ts-mode to supported vhdl modes (#4277)

Author: chrbirks

clients/lsp-vhdl.el

@@ -120,7 +120,7 @@ GHDL LS: A LSP server for VHDL based on GHDL
 
 (lsp-register-client
  (make-lsp-client :new-connection (lsp-vhdl--create-connection)
-                  :major-modes '(vhdl-mode)
+                  :major-modes '(vhdl-mode vhdl-ts-mode)
                   :language-id "VHDL"
                   :priority -1
                   :server-id 'lsp-vhdl))

lsp-mode.el

@@ -895,6 +895,7 @@ Changes take effect only when a new session is started."
     (latex-mode . "latex")
     (v-mode . "v")
     (vhdl-mode . "vhdl")
+    (vhdl-ts-mode . "vhdl")
     (verilog-mode . "verilog")
     (terraform-mode . "terraform")
     (ess-julia-mode . "julia")