deprecate try-runtime subcommand and direct users to standalone cli (#14731)

* add deprecation notice

* remove try-runtime-cli tests

* update docs

* add estimated removal date

* deprecate and remove from node-cli and node-template

* try fix build script

* update comment

* fix link

* typo in build script

* Move `try-runtime-cli` install step outside of `check_dependent_project.sh` execution scope

* Update scripts/ci/gitlab/pipeline/build.yml

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* remove chain arg

* build runtime with try-runtime feature

* kick ci

* kick ci

* use main branch

* specify sha in try-runtime-cli cargo install

* kick ci

* kick ci

---------

Co-authored-by: Vladimir Istyufeev <vladimir@parity.io>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/bin/node/cli/src/cli.rs

@@ -57,12 +57,9 @@ pub enum Subcommand {
 	#[command(subcommand)]
 	Benchmark(frame_benchmarking_cli::BenchmarkCmd),
 
-	/// Try some command against runtime state.
-	#[cfg(feature = "try-runtime")]
-	TryRuntime(try_runtime_cli::TryRuntimeCmd),
-
-	/// Try some command against runtime state. Note: `try-runtime` feature must be enabled.
-	#[cfg(not(feature = "try-runtime"))]
+	/// Try-runtime has migrated to a standalone CLI
+	/// (<https://github.com/paritytech/try-runtime-cli>). The subcommand exists as a stub and
+	/// deprecation notice. It will be removed entirely some time after Janurary 2024.
 	TryRuntime,
 
 	/// Key management cli utilities