[cmake] Fix build on MacOS.

* CMakeLists.txt (CMAKE_OSX_ARCHITECTURES): Update value to fix the building
of a framework on MacOS.

* builds/mac/freetype-Info.plist (CFBundleExecutable): Make identifier
lowercase only.

Fixes #1127.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8cb7783..85babdd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -240,7 +240,7 @@
     message(FATAL_ERROR
       "You should use Xcode generator with BUILD_FRAMEWORK enabled")
   endif ()
-  set(CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD_32_64_BIT)")
+  set(CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD)")
   set(BUILD_SHARED_LIBS ON)
 endif ()
 
diff --git a/builds/mac/freetype-Info.plist b/builds/mac/freetype-Info.plist
index 4b5d79b..344e5ac 100644
--- a/builds/mac/freetype-Info.plist
+++ b/builds/mac/freetype-Info.plist
@@ -9,7 +9,7 @@
   <string>English</string>
 
   <key>CFBundleExecutable</key>
-  <string>FreeType</string>
+  <string>freetype</string>
 
   <key>CFBundleGetInfoString</key>
   <string>FreeType ${PROJECT_VERSION}</string>