[analyzer] Fix scan-build's plist output in plist-html mode.

r366941 accidentally made it delete all plist files
as soon as they're produced.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk/tools/scan-build@368338 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed
tree: b37dc89a96e66786977cb9e1b677e47ee50f77e2
  1. bin/
  2. libexec/
  3. man/
  4. share/
  5. CMakeLists.txt