chore: bump theme submodule (CSS rebuild)

diff --git a/themes/danix-xyz-hacker b/themes/danix-xyz-hacker
index 708682f017fb0f6a1293bc0a422872c95025aa6d..6735528b9e3e9cffcbeef37bddba0e225dba9c9e 160000 (submodule)
--- a/themes/danix-xyz-hacker
+++ b/themes/danix-xyz-hacker
@@ -1 +1 @@
-Subproject commit 708682f017fb0f6a1293bc0a422872c95025aa6d
+Subproject commit 6735528b9e3e9cffcbeef37bddba0e225dba9c9e