Sync with 'master'

Documentation/RelNotes/2.46.0.txt

@@ -89,6 +89,11 @@ UI, Workflows & Features
  variable did nothing but giving a "this does not do anything"
  warning. The warning has been removed.
 
+ * The http transport can now be told to send request with
+ authentication material without first getting a 401 response.
+
+ * A handful of entries are added to the GitFAQ document.
+
 
 Performance, Internal Implementation, Development Support etc.
 
@@ -211,6 +216,13 @@ Performance, Internal Implementation, Development Support etc.
  * An existing test of oidmap API has been rewritten with the
  unit-test framework.
 
+ * The "ort" merge backend saw one bugfix for a crash that happens
+ when inner merge gets killed, and assorted code clean-ups.
+
+ * A new warning message is issued when a command has to expand a
+ sparse index to handle working tree cruft that are outside of the
+ sparse checkout.
+
 
 Fixes since v2.45
 -----------------
@@ -408,7 +420,12 @@ Fixes since v2.45
  has been corrected.
  (merge 4d8ee0317f jc/disable-push-nego-for-deletion later to maint).
 
+ * Address-looking strings found on the trailer are now placed on the
+ Cc: list after running through sanitize_address by "git send-email".
+ (merge c852531f45 cb/send-email-sanitize-trailer-addresses later to maint).
+
  * Other code cleanup, docfix, build fix, etc.
  (merge 493fdae046 ew/object-convert-leakfix later to maint).
  (merge 00f3661a0a ss/doc-eol-attr-fix later to maint).
  (merge 428c40da61 ri/doc-show-branch-fix later to maint).
+ (merge 58696bfcaa jc/where-is-bash-for-ci later to maint).