immutable snapshots timestamp use YYYYMMddHHmm format

README.md

@@ -73,7 +73,7 @@ All tasks will trigger gradle-git's release task which is configured to depend o
 * final - Sets the version to the appropriate `<major>.<minor>.<patch>`, creates tag `v<major>.<minor>.<patch>`
 * candidate - Sets the version to the appropriate `<major>.<minor>.<patch>-rc.#`, creates tag `v<major>.<minor>.<patch>-rc.#` where `#` is the number of release candidates for this version produced so far. 1st 1.0.0 will be 1.0.0-rc.1, 2nd 1.0.0-rc.2 and so on.
 * devSnapshot - Sets the version to the appropriate `<major>.<minor>.<patch>-dev.#+<hash>`, does not create a tag. Where `#` is the number of commits since the last release and `hash` is the git hash of the current commit.  If releasing a devSnapshot from a branch not listed in the `releaseBranchPatterns` and not excluded by `excludeBranchPatterns` the version will be `<major>.<minor>.<patch>-dev.#+<branchname>.<hash>`
-  * You can use `nebula.release.features.replaceDevWithImmutableSnapshot=true` in your `gradle.properties` file to change pattern of version to `<major>.<minor>.<patch>-snapshot.<timestamp>+<hash>`. Where `timestamp` is UTC time in `YYYYMMddHHmmssSSS` format, ex. `20190705210556893`  and `hash` is the git hash of the current commit.  If releasing a immutableSnapshot from a branch not listed in the `releaseBranchPatterns` and not excluded by `excludeBranchPatterns` the version will be `<major>.<minor>.<patch>-snapshot.<timestamp>+<branchname>.<hash>`
+  * You can use `nebula.release.features.replaceDevWithImmutableSnapshot=true` in your `gradle.properties` file to change pattern of version to `<major>.<minor>.<patch>-snapshot.<timestamp>+<hash>`. Where `timestamp` is UTC time in `YYYYMMddHHmm` format, ex. `201907052105`  and `hash` is the git hash of the current commit.  If releasing a immutableSnapshot from a branch not listed in the `releaseBranchPatterns` and not excluded by `excludeBranchPatterns` the version will be `<major>.<minor>.<patch>-snapshot.<timestamp>+<branchname>.<hash>`
 * snapshot - Sets the version to the appropriate `<major>.<minor>.<patch>-SNAPSHOT`, does not create a tag.
 
 Use of devSnapshot vs snapshot is a project by project choice of whether you want maven style versioning (snapshot) or semantic versioned snapshots (devSnapshot).

src/main/groovy/nebula/plugin/release/git/opinion/TimestampUtil.groovy

@@ -23,7 +23,7 @@ import java.time.format.DateTimeFormatter
 class TimestampUtil {
 
     private static DateTimeFormatter timestampDateFormat = DateTimeFormatter
-            .ofPattern("YYYYMMddHHmmss")
+            .ofPattern("YYYYMMddHHmm")
             .withZone(ZoneOffset.UTC)
 
     static String getUTCFormattedTimestamp() {