aom_install: don't exclude msvc from install

BUG=aomedia:3029
BUG=aomedia:2778

Signed-off-by: Christopher Degawa <christopher.degawa@intel.com>
Change-Id: I9c8aebf10fe963d02d7dd92c5b1f87e9c4fdaabe
(cherry picked from commit 29dd4e20cd6544a5a2f123736a01a720496e02ff)

build/cmake/aom_install.cmake

diff --git a/build/cmake/aom_install.cmake b/build/cmake/aom_install.cmake
index 8d3e098..0bd2bf0 100644
--- a/build/cmake/aom_install.cmake
+++ b/build/cmake/aom_install.cmake
@@ -26,7 +26,7 @@
 # Note: aom.pc generation uses GNUInstallDirs:
 # https://cmake.org/cmake/help/latest/module/GNUInstallDirs.html
 macro(setup_aom_install_targets)
-  if(NOT (MSVC OR XCODE))
+  if(NOT XCODE)
     include("GNUInstallDirs")
     set(AOM_PKG_CONFIG_FILE "${AOM_CONFIG_DIR}/aom.pc")