docs: rename release notes to 12.0.0

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
(cherry picked from commit 7ad2cb6f08bf318219ceb02d297f794db9221efa)
diff --git a/docs/relnotes/11.3.0.html b/docs/relnotes/12.0.0.html
similarity index 94%
rename from docs/relnotes/11.3.0.html
rename to docs/relnotes/12.0.0.html
index a19f284..25b9b68 100644
--- a/docs/relnotes/11.3.0.html
+++ b/docs/relnotes/12.0.0.html
@@ -14,15 +14,15 @@
 <iframe src="../contents.html"></iframe>
 <div class="content">
 
-<h1>Mesa 11.3.0 Release Notes / TBD</h1>
+<h1>Mesa 12.0.0 Release Notes / TBD</h1>
 
 <p>
-Mesa 11.3.0 is a new development release.
+Mesa 12.0.0 is a new development release.
 People who are concerned with stability and reliability should stick
-with a previous release or wait for Mesa 11.3.1.
+with a previous release or wait for Mesa 12.0.1.
 </p>
 <p>
-Mesa 11.3.0 implements the OpenGL 4.3 API, but the version reported by
+Mesa 12.0.0 implements the OpenGL 4.3 API, but the version reported by
 glGetString(GL_VERSION) or glGetIntegerv(GL_MAJOR_VERSION) /
 glGetIntegerv(GL_MINOR_VERSION) depends on the particular driver being used.
 Some drivers don't support all the features required in OpenGL 4.3.  OpenGL