BaseTools: Remove tools only used by DuetPkg

Given that DuetPkg will be removed, tools only used by
DuetPkg can also be removed after its removal operation.
https://bugzilla.tianocore.org/show_bug.cgi?id=1322

v2:Remove these tools in Makefile and GNUmakefile.

v4:Remove these tools in BinWrappers/PosixLike/ and
   UserManuals.

Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Hao Wu <hao.a.wu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Shenglei Zhang <shenglei.zhang@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

BaseTools/Source/C/Makefile

@@ -18,20 +18,16 @@ LIBRARIES = Common
 APPLICATIONS = \
   VfrCompile \
   BrotliCompress \
-  EfiLdrImage \
   EfiRom \
-  GenBootSector \
   GenCrc32 \
   GenFfs \
   GenFv \
   GenFw \
-  GenPage \
   GenSec \
   LzmaCompress \
   Split \
   TianoCompress \
   VolInfo \
-  BootSectImage \
   DevicePath
 
 all: libs apps install