deps/icu: Be more specific about what lib.exe we're looking for

This shaves 5-10 minutes off of the GitHub Actions build time for
run_pkgdata_windows.

third_party/icu.BUILD

@@ -202,7 +202,7 @@ genrule(
     outs = ["sicudt73l.lib"],
     cmd = r"""
         srcs=($(SRCS));
-        export PATH=$$PATH:$(location icupkg):"/$$('C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe' -latest -prerelease -find '**\lib.exe' | grep x64 | grep -v llvm | head -n1 | awk -F '\' 'BEGIN{OFS=FS} {$$NF=""; print}' | tr -d ':' | tr '\134' '/')";
+        export PATH=$$PATH:$(location icupkg):"/$$('C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe' -latest -prerelease -find 'VC\Tools\MSVC\*\bin\Hostx64\x64\lib.exe' | grep -v llvm | head -n1 | awk -F '\' 'BEGIN{OFS=FS} {$$NF=""; print}' | tr -d ':' | tr '\134' '/')";
         $(location pkgdata) --entrypoint icudt73 --sourcedir $(RULEDIR) --destdir $(RULEDIR) --name icudt73l --mode static $${srcs[0]}
     """,
     tools = [