Teminal emulator: fix translatable, fix potential crash (#8756)

plugins/terminal.koplugin/main.lua

@@ -443,7 +443,7 @@ Aliases (shortcuts) to frequently used commands can be placed in:
             },
             {
                 text_func = function()
-                    local state = self.is_shell_open and "running" or "not running"
+                    local state = self.is_shell_open and _("running") or _("not running")
                     return T(_("Open terminal session (%1)"), state)
                 end,
                 callback = function(touchmenu_instance)

plugins/terminal.koplugin/terminputtext.lua

@@ -252,7 +252,7 @@ function TermInputText:_helperVT52VT100(cmd, mode, param1, param2, param3)
             self.scroll_region_bottom = nil
         end
 
-        if self.scroll_region_bottom and param1 < self.maxr and param1 <= param2 then
+        if self.scroll_region_bottom and param1 < self.maxr and param1 <= param2 and param1 > 0 then
             self.scroll_region_top = param1
             self.scroll_region_line = 1
         else