Remove lib.runtime.commands from lib.runtime

Pre-work for splitting `.../lib:runtime`.

This change
  - Renames `runtime/commands/ProjectFileSupport.java` to `runtime/ProjectFileSupport.java` (which was an oversight in #11417)
  - Moves `runtime.commands.CleanCommand.CleanStartingEvent` into `runtime/commands/events` to avoid having `.../lib/worker` depend on all of `.../lib/runtime/commands`.
  - Renames `runtime/commands/GotProjectFileEvent.java` to `runtime/events/GotProjectFileEvent.java` for similar reasons as above.
  - Moves License generation into a dedicated package.

Updates #10930

Closes #11452.

PiperOrigin-RevId: 312540107
diff --git a/src/test/java/com/google/devtools/build/lib/BUILD b/src/test/java/com/google/devtools/build/lib/BUILD
index bc1411d..a1dcc09 100644
--- a/src/test/java/com/google/devtools/build/lib/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/BUILD
@@ -390,6 +390,7 @@
         "//src/main/java/com/google/devtools/build/lib/packages:starlark_semantics_options",
         "//src/main/java/com/google/devtools/build/lib/query2",
         "//src/main/java/com/google/devtools/build/lib/query2/engine",
+        "//src/main/java/com/google/devtools/build/lib/runtime/commands",
         "//src/main/java/com/google/devtools/build/lib/sandbox",
         "//src/main/java/com/google/devtools/build/lib/skyframe:loading_phase_started_event",
         "//src/main/java/com/google/devtools/build/lib/skyframe:package_progress_receiver",
diff --git a/src/test/java/com/google/devtools/build/lib/buildtool/BUILD b/src/test/java/com/google/devtools/build/lib/buildtool/BUILD
index 9d64e52..41d6f0b 100644
--- a/src/test/java/com/google/devtools/build/lib/buildtool/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/buildtool/BUILD
@@ -472,6 +472,7 @@
         "//src/main/java/com/google/devtools/build/lib/query2/common:abstract-blaze-query-env",
         "//src/main/java/com/google/devtools/build/lib/query2/engine",
         "//src/main/java/com/google/devtools/build/lib/query2/query/output",
+        "//src/main/java/com/google/devtools/build/lib/runtime/commands",
         "//src/main/java/com/google/devtools/common/options",
         "//src/main/protobuf:build_java_proto",
         "//src/main/protobuf:invocation_policy_java_proto",
@@ -580,6 +581,7 @@
         "//src/main/java/com/google/devtools/build/lib:runtime",
         "//src/main/java/com/google/devtools/build/lib/query2",
         "//src/main/java/com/google/devtools/build/lib/query2/engine",
+        "//src/main/java/com/google/devtools/build/lib/runtime/commands",
         "//src/main/java/com/google/devtools/common/options",
         "//src/test/java/com/google/devtools/build/lib/buildtool/util",
         "//third_party:guava",
diff --git a/src/test/java/com/google/devtools/build/lib/buildtool/util/BUILD b/src/test/java/com/google/devtools/build/lib/buildtool/util/BUILD
index 15da144..a0b4989 100644
--- a/src/test/java/com/google/devtools/build/lib/buildtool/util/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/buildtool/util/BUILD
@@ -66,6 +66,7 @@
         "//src/main/java/com/google/devtools/build/lib/pkgcache",
         "//src/main/java/com/google/devtools/build/lib/profiler",
         "//src/main/java/com/google/devtools/build/lib/rules:repository/repository_function",
+        "//src/main/java/com/google/devtools/build/lib/runtime/commands",
         "//src/main/java/com/google/devtools/build/lib/sandbox",
         "//src/main/java/com/google/devtools/build/lib/shell",
         "//src/main/java/com/google/devtools/build/lib/skyframe:configured_target_and_data",
diff --git a/src/test/java/com/google/devtools/build/lib/packages/BUILD b/src/test/java/com/google/devtools/build/lib/packages/BUILD
index cf6ebf2..ec361e4 100644
--- a/src/test/java/com/google/devtools/build/lib/packages/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/packages/BUILD
@@ -142,6 +142,7 @@
         "//src/main/java/com/google/devtools/build/lib/rules:repository/repository_function",
         "//src/main/java/com/google/devtools/build/lib/rules/cpp",
         "//src/main/java/com/google/devtools/build/lib/rules/proto",
+        "//src/main/java/com/google/devtools/build/lib/runtime/commands",
         "//src/main/java/com/google/devtools/build/lib/skyframe:precomputed_value",
         "//src/main/java/com/google/devtools/build/lib/skyframe:skyframe_cluster",
         "//src/main/java/com/google/devtools/build/lib/skyframe/packages:PackageFactoryBuilderWithSkyframeForTesting",