[ci skip] Use commit timestamp instead of build time in manifest (#6161)

patches/server/0718-Add-git-branch-and-commit-to-manifest.patch

@@ -5,18 +5,18 @@ Subject: [PATCH] Add git branch and commit to manifest
 
 
 diff --git a/build.gradle.kts b/build.gradle.kts
-index 9ac8a46478ee945d0425d4d713e8e7239f3156cd..4605634d1e0d2c6592d4152e697680e078380868 100644
+index 88694b73f7c9d02c8d0d4f38ef0533b9eb9e3497..682935762008602ca214f68147766792cbedeea9 100644
 --- a/build.gradle.kts
 +++ b/build.gradle.kts
-@@ -76,6 +76,7 @@ tasks.jar {
-         val git = Git(rootProject.layout.projectDirectory.path)
+@@ -77,6 +77,7 @@ tasks.jar {
          val gitHash = git("rev-parse", "--short=7", "HEAD").getText().trim()
          val implementationVersion = System.getenv("BUILD_NUMBER") ?: "\"$gitHash\""
+         val date = git("show", "-s", "--format=%ci", gitHash).getText().trim() // Paper
 +        val gitBranch = git("rev-parse", "--abbrev-ref", "HEAD").getText().trim() // Paper
          attributes(
              "Main-Class" to "org.bukkit.craftbukkit.Main",
              "Implementation-Title" to "CraftBukkit",
-@@ -85,6 +86,8 @@ tasks.jar {
+@@ -86,6 +87,8 @@ tasks.jar {
              "Specification-Version" to project.version,
              "Specification-Vendor" to "Bukkit Team",
              "Multi-Release" to "true", // Paper