Merge #359: doc: some tiny additions to TRY.md

8b990a8 doc: some tiny additions to TRY.md (Antoine Poinsot)

Pull request description:

  After feedback from Kevin

ACKs for top commit:
  darosior:
    self-ACK 8b990a8 -- just some doc.

Tree-SHA512: e63c3beb2ab7c925a02dfade8f85379d504080af09671bff77f71fdbb73003e88bae1e99bf86720fe5ce8cf7124d4e09c467d4f081dfb21203507f49f8002577

README.md

@@ -125,7 +125,7 @@ If you are using the daemon, you can use the `liana-cli` binary to send commands
 the path to the same configuration as the daemon. You can find a full documentation of the JSONRPC
 API exposed by `lianad` at [`doc/API.md`](doc/API.md). For instance:
 ```
-$ liana-cli --conf ./testnet_config.toml getinfo
+$ liana-cli --conf ./signet_config.toml getinfo
 {
   "result": {
     "block_height": 131880,

doc/TRY.md

@@ -2,6 +2,8 @@
 
 > *Just give me the TL;DR!*
 
+*(Updated on February the 28th of 2023)*
+
 This document is a short set of instructions for trying out Liana on Bitcoin signet. It does not attempt to
 give any nuance, details or describe alternative configurations.
 
@@ -21,7 +23,7 @@ your system to follow the guide if you are running Linux.
 TL;DR:
 - Debian/Ubuntu: `apt install curl gpg libfontconfig1-dev libudev-dev`
 - Arch Linux: check if you have all the required packages: `pacman -Q coreutils tar curl gnupg fontconfig systemd-libs`.
-If any is listed as "was not found", get it with `pacman -Sy [missing package name]`
+If any is listed as "was not found", get it with `pacman -S [missing package name]`
 - Other distribution: see the link to projects below to search for the name of your distribution's packages.
 
 We'll use basic tools which should already be present on your system, such as: