Start 2.39 cycle

The version numbers do not mean much, but we may want to call the
first one in 2023 version 3.1 or something, but let's just increment
the second digit from the previous one for this cycle.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/RelNotes/2.39.0.txt

@@ -0,0 +1,22 @@
+Git v2.39 Release Notes
+=======================
+
+Performance, Internal Implementation, Development Support etc.
+
+ * With a bit of header twiddling, use the native regexp library on
+   macOS instead of the compat/ one.
+
+ * Prepare for GNU [ef]grep that throw warning of their uses.
+
+ * Sources related to fuzz testing have been moved down to their own
+   directory.
+
+
+Fixes since v2.38
+-----------------
+
+ * The codepath that reads from the index v4 had unaligned memory
+   accesses, which has been corrected.
+   (merge 4a6ed30f96 vd/fix-unaligned-read-index-v4 later to maint).
+
+ * Other code cleanup, docfix, build fix, etc.

GIT-VERSION-GEN

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=v2.38.0
+DEF_VER=v2.38.GIT
 
 LF='
 '

RelNotes

@@ -1 +1 @@
-Documentation/RelNotes/2.38.0.txt
+Documentation/RelNotes/2.39.0.txt