Update buildpack-deps

[tianon]

Changes:

• docker-library/buildpack-deps@bdc8c68: Remove Trusty (EOL)
• docker-library/buildpack-deps@8be8b5b: Update generated README

[yosifkit]

Diff:

diff --git a/_bashbrew-arches b/_bashbrew-arches
index c4fbfaf..1a1d966 100644
--- a/_bashbrew-arches
+++ b/_bashbrew-arches
@@ -1,18 +1,3 @@
-buildpack-deps:14.04 @ amd64
-buildpack-deps:14.04 @ arm32v7
-buildpack-deps:14.04 @ arm64v8
-buildpack-deps:14.04 @ i386
-buildpack-deps:14.04 @ ppc64le
-buildpack-deps:14.04-curl @ amd64
-buildpack-deps:14.04-curl @ arm32v7
-buildpack-deps:14.04-curl @ arm64v8
-buildpack-deps:14.04-curl @ i386
-buildpack-deps:14.04-curl @ ppc64le
-buildpack-deps:14.04-scm @ amd64
-buildpack-deps:14.04-scm @ arm32v7
-buildpack-deps:14.04-scm @ arm64v8
-buildpack-deps:14.04-scm @ i386
-buildpack-deps:14.04-scm @ ppc64le
 buildpack-deps:16.04 @ amd64
 buildpack-deps:16.04 @ arm32v7
 buildpack-deps:16.04 @ arm64v8
diff --git a/_bashbrew-list b/_bashbrew-list
index 17d70b4..0d995e6 100644
--- a/_bashbrew-list
+++ b/_bashbrew-list
@@ -1,6 +1,3 @@
-buildpack-deps:14.04
-buildpack-deps:14.04-curl
-buildpack-deps:14.04-scm
 buildpack-deps:16.04
 buildpack-deps:16.04-curl
 buildpack-deps:16.04-scm
@@ -46,9 +43,6 @@ buildpack-deps:stretch-scm
 buildpack-deps:testing
 buildpack-deps:testing-curl
 buildpack-deps:testing-scm
-buildpack-deps:trusty
-buildpack-deps:trusty-curl
-buildpack-deps:trusty-scm
 buildpack-deps:unstable
 buildpack-deps:unstable-curl
 buildpack-deps:unstable-scm
diff --git a/buildpack-deps_14.04-curl/Dockerfile b/buildpack-deps_14.04-curl/Dockerfile
deleted file mode 100644
index 39f0134..0000000
diff --git a/buildpack-deps_14.04-scm/Dockerfile b/buildpack-deps_14.04-scm/Dockerfile
deleted file mode 100644
index cf40118..0000000
diff --git a/buildpack-deps_14.04/Dockerfile b/buildpack-deps_14.04/Dockerfile
deleted file mode 100644
index a742353..0000000