[imgui] update to 1.91.8 (#43568)

Co-authored-by: Emilian Rosca <emilian@local>

ports/imgui/portfile.cmake

@@ -5,7 +5,7 @@ if ("docking-experimental" IN_LIST FEATURES)
         OUT_SOURCE_PATH SOURCE_PATH
         REPO ocornut/imgui
         REF "v${VERSION}-docking"
-        SHA512 9152489b1482a1f1cc52aae9de59e1c174b2309da78d7a5367059e2117dd8df97f3ea04aeca67ef90348dc2c241b55f0107dba3dd6500134bb143498802d8edf
+        SHA512 8c43016957a4811922e2bbf9108eecb0c94944e34b357087b8c989eb8c1155483eeb84af6b5291b3512fcd1bfe3e1a2bc04870594e7e9f4e28b0629e3eecbf25 
         HEAD_REF docking
     )
 else()
@@ -13,7 +13,7 @@ else()
         OUT_SOURCE_PATH SOURCE_PATH
         REPO ocornut/imgui
         REF "v${VERSION}"
-        SHA512 f66c8ebef332d62f9aaaea59367c9118e86e2cefbc64c651a9a0a00435b8462246aae57a7fde3066db224000826bac9f0c3d46f033e1ebfc7735559ed677a4c4
+        SHA512 421aa81b55a85a8c4ea21d1b352e41e916b9e0f3ccfee3dcf415fc69c49a5feffc742c991fe10a19725a3766c92ebc5bff1027d6278ae7b8f1861474e891d6e6
         HEAD_REF master
     )
 endif()
@@ -63,7 +63,7 @@ if ("test-engine" IN_LIST FEATURES)
         OUT_SOURCE_PATH TEST_ENGINE_SOURCE_PATH
         REPO ocornut/imgui_test_engine
         REF "v${VERSION}"
-        SHA512 4e496075417852a57fed73b34b27a7d4983be9d5a5e95dd854c6c1d3796f96fd43a48166cb07f74e8e50de0ce28c55a4fbf08d2cb4114f1225adc931f9fbae75
+        SHA512 c6478efa8d26da7c538bc73c20ff5dfdedee98467128b1d88e5efa384fa8969ff06ff076878c1c4223646ec87ebab4b44081f1cc029fef389eb4c3cfdca57ae7
         HEAD_REF master
     )
 

ports/imgui/vcpkg.json

@@ -1,6 +1,6 @@
 {
   "name": "imgui",
-  "version": "1.91.7",
+  "version": "1.91.8",
   "description": "Bloat-free Immediate Mode Graphical User interface for C++ with minimal dependencies.",
   "homepage": "https://github.com/ocornut/imgui",
   "license": "MIT",

versions/baseline.json

@@ -3681,7 +3681,7 @@
       "port-version": 0
     },
     "imgui": {
-      "baseline": "1.91.7",
+      "baseline": "1.91.8",
       "port-version": 0
     },
     "imgui-node-editor": {

versions/i-/imgui.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "7da1879e3d83f8699c2be2dfb1553db32e033d42",
+      "version": "1.91.8",
+      "port-version": 0
+    },
     {
       "git-tree": "9d76ee1246a4a6211168fdefd19a6e70e74605fc",
       "version": "1.91.7",