Update go module github.com/cloudfoundry/libcfbuildpack@master

Author: cf-buildpacks-eng

go.mod

@@ -2,7 +2,7 @@ module github.com/cloudfoundry/python-cnb
 
 require (
 	github.com/buildpack/libbuildpack v1.20.0
-	github.com/cloudfoundry/libcfbuildpack v1.77.0
+	github.com/cloudfoundry/libcfbuildpack v1.78.0
 	github.com/google/go-cmp v0.2.0
 	github.com/onsi/gomega v1.5.0
 	github.com/sclevine/spec v1.2.0

go.sum

@@ -4,8 +4,8 @@ github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITg
 github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
 github.com/buildpack/libbuildpack v1.20.0 h1:0Jxd8UaZsIjUR/7b2FAyqYYof1Gk5GesuhHKxFKDv4I=
 github.com/buildpack/libbuildpack v1.20.0/go.mod h1:GNN9x3mIGqolLBXj5z1K5kA22WvrC7uU7zYWt0d/GUs=
-github.com/cloudfoundry/libcfbuildpack v1.77.0 h1:0efgQEcrRhbzp9vQAwik7HDNqudcqbjJ4qI7rRhEqL8=
-github.com/cloudfoundry/libcfbuildpack v1.77.0/go.mod h1:nqxdAEdvcSYRZqsFL+uV1+coatU1pqz3EyPST4/e8Ls=
+github.com/cloudfoundry/libcfbuildpack v1.78.0 h1:EznvBkxmyj5nF9jhFHyeR6fiFdd0cvjm8PRVfAelhQ0=
+github.com/cloudfoundry/libcfbuildpack v1.78.0/go.mod h1:nqxdAEdvcSYRZqsFL+uV1+coatU1pqz3EyPST4/e8Ls=
 github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=

vendor/modules.txt

@@ -14,7 +14,7 @@ github.com/buildpack/libbuildpack/logger
 github.com/buildpack/libbuildpack/platform
 github.com/buildpack/libbuildpack/services
 github.com/buildpack/libbuildpack/stack
-# github.com/cloudfoundry/libcfbuildpack v1.77.0
+# github.com/cloudfoundry/libcfbuildpack v1.78.0
 github.com/cloudfoundry/libcfbuildpack/build
 github.com/cloudfoundry/libcfbuildpack/detect
 github.com/cloudfoundry/libcfbuildpack/helper