Remove backported fsharp patch (#14608)

src/SourceBuild/tarball/patches/fsharp/0001-Patch-out-no-entrypoint-warning-as-a-workaround.patch

@@ -1,21 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Chris Rummel <crummel@microsoft.com>
-Date: Wed, 21 Sep 2022 11:38:27 -0500
-Subject: [PATCH] Patch out 'no entrypoint' warning as a workaround.
-
----
- src/Compiler/AbstractIL/ilwrite.fs | 1 -
- 1 file changed, 1 deletion(-)
-
-diff --git a/src/Compiler/AbstractIL/ilwrite.fs b/src/Compiler/AbstractIL/ilwrite.fs
-index 983159604..adc338bc1 100644
---- a/src/Compiler/AbstractIL/ilwrite.fs
-+++ b/src/Compiler/AbstractIL/ilwrite.fs
-@@ -3143,7 +3143,6 @@ let generateIL (
-             if isDll then 0x0
-             else getUncodedToken (if epHere then TableNames.Method else TableNames.File) tok
-         | None ->
--            if not isDll then dprintn "warning: no entrypoint specified in executable binary"
-             0x0
- 
-     let pdbData =