Updated Changelog (markdown)

Changelog.md

@@ -1,6 +1,21 @@
 # Ryujinx Changelog
 All updates to the Ryujinx official master build will be documented in this file
 
+## 1.1.260 - 2022-09-10
+### Fixed:
+- Optimize placeholder manager tree lookup.
+  - Reduces the time to stop emulation or close the program when running games with a large amount of memory mappings.
+  - Affected games include: Shin Megami Tensei V, Triangle Strategy and possibly some UE4 titles.
+
+<details open>
+<summary>Older releases</summary>
+<br>
+
+## 1.1.259 - 2022-09-10
+### Fixed:
+- Do not output ViewportIndex on SPIR-V if GPU does not support it.
+  - Fixes a crash in Super Smash Bros. Ultimate on older GPUs (pre-Maxwell) using Vulkan.
+
 ## 1.1.258 - 2022-09-10
 ### Fixed:
 - Rebind textures if format changes or they're buffer textures.
@@ -13,10 +28,6 @@ All updates to the Ryujinx official master build will be documented in this file
   - Fixes an access violation crash on Urban Trial Tricky that started happening on 1.1.100.
   - Fixes a crash on boot on Mutant Year Zero: Road to Eden.
 
-<details open>
-<summary>Older releases</summary>
-<br>
-
 ## 1.1.256 - 2022-09-09
 ### Added:
 - Add ADD (zx imm12), NOP, MOV (rs), LDA, TBB, TBH, MOV (zx imm16) and CLZ thumb instructions.