[doc] Fix documentation website URLs to not use the triqs_ prefix

The documentation is published at triqs.github.io/<repo> while PROJECT_NAME
is triqs_<repo>, so the canonical URL and all version-switcher links pointed
to non-existent pages. Use the actual website name instead.

Assisted-by: Claude <noreply@anthropic.com>

Author: Wentzell

doc/conf.py.in

@@ -69,7 +69,7 @@ html_style = 'css/custom.css'
 # rel="canonical" link. Setting this in *every* version build (unstable, X.Y.x,
 # ...) consolidates ranking signals onto the latest/ docs so they are preferred
 # over older versions in search results.
-html_baseurl = 'https://triqs.github.io/@PROJECT_NAME@/latest/'
+html_baseurl = 'https://triqs.github.io/maxent/latest/'
 
 html_favicon = '@CMAKE_CURRENT_SOURCE_DIR@/_static/triqs_logo/triqs_favicon.ico'
 #html_logo = '@CMAKE_CURRENT_SOURCE_DIR@/logos/logo.png'
@@ -99,9 +99,9 @@ html_context = {
     # list is static -- update it when a new release line is published.
     'current_version': version,
     'versions': [
-        ['unstable', 'https://triqs.github.io/@PROJECT_NAME@/unstable/'],
-        ['4.0.x',    'https://triqs.github.io/@PROJECT_NAME@/4.0.x/'],
-        ['3.3.x',    'https://triqs.github.io/@PROJECT_NAME@/3.3.x/'],
+        ['unstable', 'https://triqs.github.io/maxent/unstable/'],
+        ['4.0.x',    'https://triqs.github.io/maxent/4.0.x/'],
+        ['3.3.x',    'https://triqs.github.io/maxent/3.3.x/'],
     ],
 }