docs: Update ChangeLog and README.md for 9.1.2

Author: Mintsuki

ChangeLog

@@ -1,3 +1,14 @@
+2023-03-11  mintsuki  <mintsuki@protonmail.com>
+
+    *** Release 9.1.2 ***
+
+    Noteworthy changes compared to the previous release, 9.1.1:
+
+    This release does not change anything code-wise, but rather it focuses on
+    sorting out the licensing mess of Nyu-EFI, by updating it to the latest
+    revision which tackles this problem, and furthermore it improves the
+    COPYING file to be more explicit about submodules and their licensing.
+
 2025-03-10  mintsuki  <mintsuki@protonmail.com>
 
     *** Release 9.1.1 ***

README.md

@@ -76,9 +76,9 @@ For example, to clone the latest binary release of the `9.x` branch, one can do:
 ```bash
 git clone https://github.com/limine-bootloader/limine.git --branch=v9.x-binary --depth=1
 ```
-or, to clone a specific binary point release (for example `9.1.1`):
+or, to clone a specific binary point release (for example `9.1.2`):
 ```bash
-git clone https://github.com/limine-bootloader/limine.git --branch=v9.1.1-binary --depth=1
+git clone https://github.com/limine-bootloader/limine.git --branch=v9.1.2-binary --depth=1
 ```
 
 In order to rebuild host utilities like `limine`, simply run `make` in the binary