update release notes

.github/workflows/ci.yml

@@ -10,7 +10,6 @@ on:
 
 env:
   UBSAN_OPTIONS: print_stacktrace=1
-  ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
 
 jobs:
   posix:

doc/92_relnotes.qbk

@@ -11,7 +11,7 @@
 
 [section:relnotes Release Notes]
 
-[heading Boost Release 1.xx]
+[heading Boost Release 1.92]
 
 * Fixed regression in the copy-initialization of `optional<bool>`. This fixes [@https://github.com/boostorg/optional/issues/146 issue #146].
 

test/optional_test_constructors.cpp

@@ -27,7 +27,7 @@ struct MyBool
 struct MyExplicitBool
 {
   bool b;
-  explicit MyExplicitBool (bool b) : b(b) {}
+  MyExplicitBool (bool b) : b(b) {}
   operator bool() const { return b; };
 };