[Bug 🐞]: Missing EN Localization Strings

[MinchinWeb]

Brief description of your issue (aka the problem)

The following aren't defined in the English localization:

• #LTEK-stage-lower-150-titl
• #LTEK-stage-upper-150-titl
• #LTEK-tank-150-titl

Version of addon

0.5.99.0

Steps to reproduce the behavior or issue

Check localization file

Screenshots

No response

How did you download and install this?

GitHub release .zip (advanced manual installation)

[github-actions]

👍 Thank you @MinchinWeb

❓❔

Have you reviewed the open issues logs and recent changelogs?

In order to help us help you, please provide:

• <KSP_ROOT>/KSP.LOG
• and one of the following:
  • if Module Manger is installed
    • <KSP_ROOT>/GameData/ModuleManager.ConfigCache
  • if Module Manger /L is installed
    • <KSP_ROOT>/PluginData/ModuleManager/ConfigCache.cfg
• Screenshots of issue (if appropriate) (images tell a much stronger tale)

You can archive these files (rar or zip, sadly no 7zip) and drag-n-drop them into an issue comment

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• contributing
• our expected code of conduct (hint: we are all adults here)
• our style guide.md
  These are boilerplate.'