Avoid Ada extension features unsupported by GCC 14.

Refs #1471

Author: reznikmm

source/ada/lsp-ada_driver.adb

@@ -460,8 +460,8 @@ begin
                  & "ALS.OUT=no" & Ada.Characters.Latin_1.LF;
             begin
                W_Traces_File := Traces_File.Write_File;
-               W_Traces_File.Write (Default_Traces_File_Contents);
-               W_Traces_File.Close;
+               Write (W_Traces_File, Default_Traces_File_Contents);
+               Close (W_Traces_File);
             end;
          end if;
       end if;

source/ada/lsp-ada_handlers-open_als_log_file_commands.adb

@@ -45,15 +45,18 @@ package body LSP.Ada_Handlers.Open_ALS_Log_File_Commands is
    is
       pragma Unreferenced (Response);
 
-      Log_File_Path : constant LSP.Structures.Virtual_String := Handler.Tracer.Location;
-   begin
+      Log_File_Path : constant LSP.Structures.Virtual_String :=
+        Handler.Tracer.Location;
+
       Message : constant LSP.Structures.ShowDocumentParams :=
         (uri       => (Log_File_Path with null record),
          takeFocus => LSP.Constants.True,
          others    => <>);
 
       New_Id : constant LSP.Structures.Integer_Or_Virtual_String :=
-      Handler.Server.Allocate_Request_Id;
+        Handler.Server.Allocate_Request_Id;
+
+   begin
       Handler.Sender.On_ShowDocument_Request (New_Id, Message);
    end Execute;
 

source/ada/lsp-ada_handlers-open_project_file_commands.adb

@@ -48,20 +48,22 @@ package body LSP.Ada_Handlers.Open_Project_File_Commands is
       pragma Unreferenced (Response);
 
       Project_File : constant Virtual_File :=
-         Handler.Project_Status.Get_Project_File;
-   begin
-      if Project_File.Is_Regular_File then
-         URI : constant LSP.Structures.DocumentUri :=
-            Handler.To_URI (Project_File.Display_Full_Name);
+        LSP.Ada_Project_Loading.Get_Project_File (Handler.Project_Status);
+
+      URI : constant LSP.Structures.DocumentUri :=
+        (if Project_File.Is_Regular_File
+         then Handler.To_URI (Project_File.Display_Full_Name)
+         else "");
 
-         Message : constant LSP.Structures.ShowDocumentParams :=
-         (uri       => (VSS.Strings.Virtual_String (URI) with null record),
-            takeFocus => LSP.Constants.True,
-            others    => <>);
+      Message : constant LSP.Structures.ShowDocumentParams :=
+        (uri       => (VSS.Strings.Virtual_String (URI) with null record),
+         takeFocus => LSP.Constants.True,
+         others    => <>);
 
-         New_Id : constant LSP.Structures.Integer_Or_Virtual_String :=
-         Handler.Server.Allocate_Request_Id;
-         Handler.Sender.On_ShowDocument_Request (New_Id, Message);
+   begin
+      if Project_File.Is_Regular_File then
+         Handler.Sender.On_ShowDocument_Request
+           (Handler.Server.Allocate_Request_Id, Message);
       else
          Handler.Sender.On_ShowMessage_Notification (
             (LSP.Enumerations.Error,