Meta: Update ICU to version 74.2#2

There is no functional change here, but they added an error message to
the install output to indicate what host tools need to be installed.
This has tripped some people up, so it seems worth updating to.

Toolchain/BuildVcpkg.sh

@@ -21,7 +21,7 @@ if [ "$ci" -eq 0 ]; then
 fi
 
 GIT_REPO="https://github.com/microsoft/vcpkg.git"
-GIT_REV="01f602195983451bc83e72f4214af2cbc495aa94" # 2024.05.24
+GIT_REV="f7423ee180c4b7f40d43402c2feb3859161ef625" # 2024.06.15
 PREFIX_DIR="$DIR/Local/vcpkg"
 
 mkdir -p "$DIR/Tarballs"

vcpkg.json

@@ -1,5 +1,5 @@
 {
-  "builtin-baseline": "01f602195983451bc83e72f4214af2cbc495aa94",
+  "builtin-baseline": "f7423ee180c4b7f40d43402c2feb3859161ef625",
   "dependencies": [
     {
       "name": "fontconfig",
@@ -22,7 +22,7 @@
     },
     {
       "name": "icu",
-      "version": "74.2#1"
+      "version": "74.2#2"
     },
     {
       "name": "libjpeg-turbo",