Add node 8.16.1, remove node 8.15.1

for stack(s) io.buildpacks.stacks.bionic, org.cloudfoundry.stacks.cflinuxfs3 [#167934806]

buildpack.toml

@@ -11,24 +11,6 @@ pre_package = "./scripts/build.sh"
 [metadata.default-versions]
 node = "10.x"
 
-[[metadata.dependencies]]
-id = "node"
-name = "Node Engine"
-sha256 = "16e203f2440cffe90522f1e1855d5d7e2e658e759057db070a3dafda445d6d1f"
-stacks = ["io.buildpacks.stacks.bionic"]
-uri = "https://nodejs.org/dist/v8.15.1/node-v8.15.1-linux-x64.tar.gz"
-version = "8.15.1"
-
-[[metadata.dependencies]]
-id = "node"
-name = "Node Engine"
-sha256 = "bed0d0e675f46be256f292e2bf693e59a82ea46eb4d9d593575483d0c4428312"
-source = "https://nodejs.org/dist/v8.15.1/node-v8.15.1.tar.gz"
-source_sha256 = "413e0086bd3abde2dfdd3a905c061a6188cc0faceb819768a53ca9c6422418b4"
-stacks = ["org.cloudfoundry.stacks.cflinuxfs3"]
-uri = "https://buildpacks.cloudfoundry.org/dependencies/node/node-8.15.1-linux-x64-cflinuxfs3-bed0d0e6.tgz"
-version = "8.15.1"
-
 [[metadata.dependencies]]
 id = "node"
 name = "Node Engine"
@@ -57,6 +39,24 @@ stacks = ["org.cloudfoundry.stacks.cflinuxfs3"]
 uri = "https://buildpacks.cloudfoundry.org/dependencies/node/node-8.16.0-linux-x64-cflinuxfs3-319b5cd2.tgz"
 version = "8.16.0"
 
+[[metadata.dependencies]]
+id = "node"
+name = "Node Engine"
+sha256 = "8ef575b64edbb6c04e506d8c8e0c5f92b90f4752841892c5adbb3a1e02863f46"
+stacks = ["io.buildpacks.stacks.bionic"]
+uri = "https://nodejs.org/dist/v8.16.1/node-v8.16.1-linux-x64.tar.gz"
+version = "8.16.1"
+
+[[metadata.dependencies]]
+id = "node"
+name = "Node Engine"
+sha256 = "fbbdac757c69cf3ea80031ac916f99e768773ec74d3ffd38c6308b99e02414ee"
+source = "https://nodejs.org/dist/v8.16.1/node-v8.16.1.tar.gz"
+source_sha256 = "7666207212ac5cbd766b052951f57da62aaa641fedf83fabcb31dbb19f61169d"
+stacks = ["org.cloudfoundry.stacks.cflinuxfs3"]
+uri = "https://buildpacks.cloudfoundry.org/dependencies/node/node-8.16.1-linux-x64-cflinuxfs3-fbbdac75.tgz"
+version = "8.16.1"
+
 [[metadata.dependencies]]
 id = "node"
 name = "Node Engine"