tools/cmake: Update to 3.12.0

Update cmake to 3.12.0
Remove 140-curl-fix-libressl.patch as fix is in upstream

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>

tools/cmake/patches/130-bootstrap_parallel_make_flag.patch

@@ -1,6 +1,6 @@
 --- a/bootstrap
 +++ b/bootstrap
-@@ -1151,7 +1151,10 @@ int main(){ printf("1%c", (char)0x0a); r
+@@ -1163,7 +1163,10 @@ int main(){ printf("1%c", (char)0x0a); r
  ' > "test.c"
  cmake_original_make_flags="${cmake_make_flags}"
  if [ "x${cmake_parallel_make}" != "x" ]; then