Yizzho/peek/videos (#25983)

* Add basics of VideoPreviewer to build on

* WIP

* Minimal working code, todo next:dimension + MTC

* Nits

* Change back to GetImageSize as it indeed doesn't work with videos

* Add win32 helper methods to get video size; Refactor get size operation;

* Remove unused code

* Set VideoTask; Add message error for HR result;

* Add open read only for filestream

* Remove unused code

* Update expect.txt

* Remove comment

* Cleanup code

* Force pause videopreview on previewer change

---------

Co-authored-by: Jojo Zhou <yizzho@microsoft.com>
Co-authored-by: Yawen Hou <yawenhou@microsoft.com>
Co-authored-by: Clint Rutkas <clint@rutkas.com>
Co-authored-by: Yawen Hou <Sytta@users.noreply.github.com>
Co-authored-by: Samuel Chapleau 🌈 <sachaple@microsoft.com>

.github/actions/spell-check/expect.txt

@@ -113,6 +113,7 @@ arsinh
 artanh
 arw
 asdf
+asf
 AShortcut
 ASingle
 ASSOCCHANGED
@@ -225,8 +226,8 @@ bytearray
 CABD
 CALG
 callbackptr
-cameligo
 calpwstr
+cameligo
 Cangjie
 CANRENAME
 CAPTUREBLT
@@ -771,6 +772,7 @@ google
 gpedit
 gpo
 GPOCA
+gpp
 GPT
 gpu
 graphql
@@ -1121,13 +1123,13 @@ LPCTSTR
 LPCWSTR
 lpdw
 lpfn
-lpmi
 LPINPUT
+lpmi
 LPMINMAXINFO
 LPMONITORINFO
 LPOSVERSIONINFOEXW
-lprc
 LPPOINT
+lprc
 LPRECT
 LPSAFEARRAY
 LPSTR
@@ -1230,6 +1232,7 @@ Miracast
 mjpg
 mkd
 mkdn
+mkv
 mlcfg
 mmc
 mmcexe
@@ -1511,7 +1514,6 @@ pft
 pgp
 pgsql
 pguid
-pkey
 PHANDLE
 phbm
 phbmp
@@ -1525,6 +1527,7 @@ pinfo
 pinvoke
 pipename
 PKBDLLHOOKSTRUCT
+pkey
 PKEY
 plib
 PLK