LLVMBuild: Remove trailing newline, which irked me.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146409 91177308-0d34-0410-b5e6-96231b3b80d8

utils/LLVMBuild.txt

@@ -24,4 +24,3 @@ parent = $ROOT
 type = Group
 name = UtilityTools
 parent = $ROOT
-

utils/TableGen/LLVMBuild.txt

@@ -20,4 +20,3 @@ type = BuildTool
 name = tblgen
 parent = BuildTools
 required_libraries = Support TableGen
-

utils/llvm-build/llvmbuild/main.py

@@ -262,7 +262,8 @@ class LLVMProjectInfo(object):
             for i,fragment in enumerate(fragments):
                 print >>f, '[component_%d]' % i
                 f.write(fragment)
-                print >>f
+                if fragment is not fragments[-1]:
+                    print >>f
             f.close()
 
     def write_library_table(self, output_path):