[Cbc] Remove patch (#2668)

* Update build_tarballs.jl

* Delete no_lp.patch

C/Coin-OR/Cbc/build_tarballs.jl

@@ -1,6 +1,6 @@
 # Note: editing coin-or-common.jl isn't sufficient to trigger a
 # build. You need to edit this one as well. 
-# Version 2.10.5-0
+# Version 2.10.5+3
 
 include("../coin-or-common.jl")
 
@@ -11,7 +11,6 @@ version = Cbc_version
 sources = [
     GitSource("https://github.com/coin-or/Cbc.git",
               Cbc_gitsha),
-    DirectorySource("./bundled"),
 ]
 
 # Bash recipe for building across all platforms
@@ -25,9 +24,6 @@ update_configure_scripts
 # old and custom autoconf
 sed -i s/elf64ppc/elf64lppc/ configure
 
-# Apply patch related to https://github.com/JuliaOpt/Cbc.jl/issues/117 and https://github.com/coin-or/Cbc/issues/267
-(cd Cbc/src && atomic_patch -p0 $WORKSPACE/srcdir/patches/no_lp.patch)
-
 mkdir build
 cd build/