Set GDB version number to 11.1.

gdb/ChangeLog:

	* version.in: Set GDB version number to 11.1.
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 90f0cff..17f91ab 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2021-09-13  Joel Brobecker  <brobecker@adacore.com>
+
+	* version.in: Set GDB version number to 11.1.
+
 2021-09-08  Tom Tromey  <tom@tromey.com>
 
 	* dwarf2/read.h (dwarf2_per_objfile::resize_symtabs): Remove.
diff --git a/gdb/version.in b/gdb/version.in
index 174bdd5..ef32e32 100644
--- a/gdb/version.in
+++ b/gdb/version.in
@@ -1 +1 @@
-11.0.90.DATE-git
+11.1