Redirecting its calls to the test executable for easier testing and to wokaround some Windows IME caching mechanism that prevent the IME module from reloading.
-- v2: imm32/tests: Test ImmGetIMEFileName with the installed IME. imm32/tests: Test ImmGetDescription with the installed IME. imm32/tests: Test ImmInstallIMEW with an actual IME. imm32/tests: Add broken test results for w10v22H2. include: Allow overriding LANGID in module VERSIONINFO.