bpo-35360: Update Windows builds to use SQLite 3.28.0 (GH-14179)

Misc/NEWS.d/next/Windows/2019-06-18-09-05-08.bpo-35360.tdqSmo.rst

+Update Windows builds to use SQLite 3.28.0.

PCbuild/get_externals.bat

@@ -54,7 +54,7 @@ set libraries=
 set libraries=%libraries%                                       bzip2-1.0.6
 if NOT "%IncludeLibffiSrc%"=="false" set libraries=%libraries%  libffi-3.3.0-rc0-r1
 if NOT "%IncludeSSLSrc%"=="false" set libraries=%libraries%     openssl-1.1.1c
-set libraries=%libraries%                                       sqlite-3.21.0.0
+set libraries=%libraries%                                       sqlite-3.28.0.0
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tcl-core-8.6.9.0
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tk-8.6.9.0
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tix-8.4.3.6

PCbuild/python.props

@@ -56,7 +56,7 @@
     <ExternalsDir>$(EXTERNALS_DIR)</ExternalsDir>
     <ExternalsDir Condition="$(ExternalsDir) == ''">$([System.IO.Path]::GetFullPath(`$(PySourcePath)externals`))</ExternalsDir>
     <ExternalsDir Condition="!HasTrailingSlash($(ExternalsDir))">$(ExternalsDir)\</ExternalsDir>
-    <sqlite3Dir>$(ExternalsDir)sqlite-3.21.0.0\</sqlite3Dir>
+    <sqlite3Dir>$(ExternalsDir)sqlite-3.28.0.0\</sqlite3Dir>
     <bz2Dir>$(ExternalsDir)bzip2-1.0.6\</bz2Dir>
     <lzmaDir>$(ExternalsDir)xz-5.2.2\</lzmaDir>
     <libffiDir>$(ExternalsDir)libffi\</libffiDir>

PCbuild/readme.txt

@@ -184,7 +184,7 @@ _ssl
     again when building.
 
 _sqlite3
-    Wraps SQLite 3.21.0.0, which is itself built by sqlite3.vcxproj
+    Wraps SQLite 3.28.0.0, which is itself built by sqlite3.vcxproj
     Homepage:
         http://www.sqlite.org/
 _tkinter