Rename plugin directory to unmeta

Signed-off-by: You Qi <youqi@axzae.com>

build.gradle.kts

@@ -55,15 +55,15 @@ tasks.register("reformatAll") {
     description = "Reformat all the Kotlin Code"
 
     dependsOn("ktlintFormat")
-    dependsOn(gradle.includedBuild("plugin-build").task(":plugin:ktlintFormat"))
+    dependsOn(gradle.includedBuild("plugin-build").task(":unmeta:ktlintFormat"))
 }
 
 tasks.register("preMerge") {
     description = "Runs all the tests/verification tasks on both top level and included build."
 
     dependsOn(":example:check")
-    dependsOn(gradle.includedBuild("plugin-build").task(":plugin:check"))
+    dependsOn(gradle.includedBuild("plugin-build").task(":unmeta:check"))
-    dependsOn(gradle.includedBuild("plugin-build").task(":plugin:validatePlugins"))
+    dependsOn(gradle.includedBuild("plugin-build").task(":unmeta:validatePlugins"))
 }
 
 tasks.wrapper {

plugin-build/settings.gradle.kts

@@ -31,4 +31,4 @@ gradleEnterprise {
     }
 }
 
-include(":plugin")
+include(":unmeta")