package/erlang-p1-tls: add .hash file

Similar to jquery-keyboard, it seems the erlang-p1-tls tarball on the
autobuilder is corrupt.  Fix it by adding a .hash file so it falls back to our
s.b.o mirror.

Signed-off-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/erlang-p1-tls/erlang-p1-tls.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256 8e8b848a112ff6bf146df34b4f6bc50160a8858a18499a7a6124193b37237a40 erlang-p1-tls-1.0.0.tar.gz