fix: list the legal and project term pages

The copy rewrite moved the legal analysis to wiki/legal.md and the project terms to wiki/reference-terms.md, linked from the FAQ and the glossary but missing from the nav. They now sit in Explore and Reference, as their level says.

mkdocs.yml

@@ -852,6 +852,7 @@ nav:
         - ZiNc: emulators/zinc.md
         - ZQuest Classic: emulators/zquestclassic.md
   - All installer options: wiki/installer.md
+  - Is it legal?: wiki/legal.md
 - Reference:
   - wiki/index.md
   - How each platform checks files: wiki/verification-modes.md
@@ -866,6 +867,7 @@ nav:
   - Build your own packs: wiki/advanced-usage.md
   - Command-line tools: wiki/tools.md
   - Technical questions: wiki/technical-faq.md
+  - Project terms: wiki/reference-terms.md
   - Projects using this data: wiki/community-tools.md
 - Contribute:
   - contributing.md

scripts/generate_site.py

@@ -6444,6 +6444,7 @@ def generate_mkdocs_nav(
             {"Systems": _system_nav(manufacturers)},
             {"Emulators": _emulator_nav(profiles)},
             {"All installer options": "wiki/installer.md"},
+            {"Is it legal?": "wiki/legal.md"},
         ]},
         {"Reference": [
             "wiki/index.md",
@@ -6459,6 +6460,7 @@ def generate_mkdocs_nav(
             {"Build your own packs": "wiki/advanced-usage.md"},
             {"Command-line tools": "wiki/tools.md"},
             {"Technical questions": "wiki/technical-faq.md"},
+            {"Project terms": "wiki/reference-terms.md"},
             {"Projects using this data": "wiki/community-tools.md"},
         ]},
         {"Contribute": [