OvmfPkg: Remove RVCT support

RVCT is obsolete and no longer used.
Remove support for it.

Signed-off-by: Rebecca Cran <quic_rcran@quicinc.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
diff --git a/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf b/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf
index 21ce5b4..32ae73f 100644
--- a/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf
+++ b/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf
@@ -58,6 +58,3 @@
 

 [Guids.IA32, Guids.X64]

   gEfiXenInfoGuid

-

-[BuildOptions.ARM]

-  RVCT:*_*_ARM_PLATFORM_FLAGS == --cpu Cortex-A15