Bump the libcnb group with 3 updates

Bumps the libcnb group with 3 updates: [libcnb](https://github.com/heroku/libcnb.rs), [libherokubuildpack](https://github.com/heroku/libcnb.rs) and [libcnb-test](https://github.com/heroku/libcnb.rs).


Updates `libcnb` from 0.15.0 to 0.16.0
- [Release notes](https://github.com/heroku/libcnb.rs/releases)
- [Changelog](https://github.com/heroku/libcnb.rs/blob/main/CHANGELOG.md)
- [Commits](heroku/libcnb.rs@v0.15.0...v0.16.0)

Updates `libherokubuildpack` from 0.15.0 to 0.16.0
- [Release notes](https://github.com/heroku/libcnb.rs/releases)
- [Changelog](https://github.com/heroku/libcnb.rs/blob/main/CHANGELOG.md)
- [Commits](heroku/libcnb.rs@v0.15.0...v0.16.0)

Updates `libcnb-test` from 0.15.0 to 0.16.0
- [Release notes](https://github.com/heroku/libcnb.rs/releases)
- [Changelog](https://github.com/heroku/libcnb.rs/blob/main/CHANGELOG.md)
- [Commits](heroku/libcnb.rs@v0.15.0...v0.16.0)

---
updated-dependencies:
- dependency-name: libcnb
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: libcnb
- dependency-name: libherokubuildpack
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: libcnb
- dependency-name: libcnb-test
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: libcnb
...

Signed-off-by: dependabot[bot] <[email protected]>

buildpacks/gradle/Cargo.toml

@@ -8,11 +8,11 @@ publish.workspace = true
 [dependencies]
 buildpacks-jvm-shared.workspace = true
 indoc = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"
 nom = "7"
 serde = { version = "1", features = ["derive"] }
 
 [dev-dependencies]
 buildpacks-jvm-shared-test.workspace = true
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"

buildpacks/jvm-function-invoker/Cargo.toml

@@ -7,15 +7,15 @@ publish.workspace = true
 
 [dependencies]
 indoc = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"
 serde = "1"
 thiserror = "1"
 toml = "0.8"
 
 [dev-dependencies]
 base64 = "0.21"
 buildpacks-jvm-shared-test.workspace = true
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"
 tempfile = "3"
 ureq = "2"

buildpacks/jvm/Cargo.toml

@@ -9,13 +9,13 @@ publish.workspace = true
 buildpacks-jvm-shared.workspace = true
 fs_extra = "1"
 indoc = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"
 serde = { version = "1", features = ["derive"] }
 tempfile = "3"
 ureq = "2"
 url = "2"
 
 [dev-dependencies]
 buildpacks-jvm-shared-test.workspace = true
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"

buildpacks/maven/Cargo.toml

@@ -9,8 +9,8 @@ publish.workspace = true
 buildpacks-jvm-shared.workspace = true
 flate2 = "1"
 indoc = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"
 regex = "1"
 serde = { version = "1", features = ["derive"] }
 shell-words = "1"
@@ -20,4 +20,4 @@ tempfile = "3"
 [dev-dependencies]
 buildpacks-jvm-shared-test.workspace = true
 java-properties = "2"
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"

buildpacks/sbt/Cargo.toml

@@ -9,8 +9,8 @@ publish.workspace = true
 buildpacks-jvm-shared.workspace = true
 indoc = "2"
 java-properties = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"
 semver = { version = "1", features = ["serde"] }
 serde = { version = "1", features = ["derive"] }
 shell-words = "1"
@@ -19,5 +19,5 @@ thiserror = "1"
 
 [dev-dependencies]
 buildpacks-jvm-shared-test.workspace = true
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"
 ureq = "2"

shared-test/Cargo.toml

@@ -7,5 +7,5 @@ publish.workspace = true
 
 [dependencies]
 exponential-backoff = "1"
-libcnb-test = "=0.15.0"
+libcnb-test = "=0.16.0"
 ureq = "2"

shared/Cargo.toml

@@ -8,5 +8,5 @@ publish.workspace = true
 [dependencies]
 indoc = "2"
 java-properties = "2"
-libcnb = "=0.15.0"
-libherokubuildpack = "=0.15.0"
+libcnb = "=0.16.0"
+libherokubuildpack = "=0.16.0"