message: manifest: update default lto for release and bench to 'thin'.
diff: @@ -296,7 +296,7 @@ lto = false # Link Time Optimization usually reduces size of binaries
  # and static libraries. Increases compilation time.
  # If true, passes `-C lto` flag to the compiler, and if a
  # string is specified like 'thin' then `-C lto=thin` will
  - # be passed
  + # be passed.
  debug-assertions = true # controls whether debug assertions are enabled
  # (e.g. debug_assert!() and arithmetic overflow checks)
  codegen-units = 16 # if > 1 enables parallel code generation which improves
  @@ -312,7 +312,7 @@ overflow-checks = true # use overflow checks for integer arithmetic.
  opt-level = 3
  debug = false
  rpath = false
  -lto = false
  +lto = 'thin'
  debug-assertions = false
  codegen-units = 16
  panic = 'unwind'
  @@ -336,7 +336,7 @@ overflow-checks = true
  opt-level = 3
  debug = false
  rpath = false
  -lto = false
  +lto = 'thin'
  debug-assertions = false
  codegen-units = 16
  panic = 'unwind'
  