[RELEASE] Released version 2.4.12

Released version 2.4.12 with the following main changes :
    - BUG/MEDIUM: mworker: don't use _getsocks in wait mode
    - BUG/MAJOR: mux-h1: Don't decrement .curr_len for unsent data
diff --git a/VERDATE b/VERDATE
index b63233c..af94eaf 100644
--- a/VERDATE
+++ b/VERDATE
@@ -1,2 +1,2 @@
 $Format:%ci$
-2022/01/07
+2022/01/11