API: Move tail-related APIs to another namespace (#1935)

* API: Move tail-related APIs to another namespace

* Add missing RAM cost config

* Remove setTailFontSize from NS namespace

src/Netscript/RamCostGenerator.ts

@@ -380,6 +380,13 @@ const stanek = {
 
 // UI API
 const ui = {
+  openTail: 0,
+  renderTail: 0,
+  moveTail: 0,
+  resizeTail: 0,
+  closeTail: 0,
+  setTailTitle: 0,
+  setTailFontSize: 0,
   getTheme: 0,
   setTheme: 0,
   resetTheme: 0,
@@ -601,11 +608,9 @@ export const RamCosts: RamCostTree<NSFull> = {
   tail: 0,
   toast: 0,
   moveTail: 0,
-  renderTail: 0,
   resizeTail: 0,
   closeTail: 0,
   setTitle: 0,
-  setTailFontSize: 0,
   clearPort: 0,
   openDevMenu: 0,
   alert: 0,