Remove upstream-patches command

Remove upstream-patches command as it is just a plumbing command that we
exposed and is creating noise in the command surface area and making
things feel overwhelming to initial users.

[changelog]
removed: the upstream-patches command

<!-- ps-id: c46ad57d-a5cb-4c93-bdf2-cae405346326 -->

src/cli.rs

@@ -280,10 +280,6 @@ stack.
     /// unstage currently staged changes
     Unstage(UnstageCmdOpts),
 
-    /// (up) - List the upstream patches
-    #[command(name = "upstream-patches", alias = "up")]
-    UpstreamPatches,
-
     /// (f) - Fetch state from remote and display upstream patches
     #[command(name = "fetch", alias = "f")]
     Fetch,

src/commands/mod.rs

@@ -23,5 +23,4 @@ pub mod show;
 pub mod status;
 pub mod sync;
 pub mod unstage;
-pub mod upstream_patches;
 pub mod utils;

src/main.rs

@@ -63,7 +63,6 @@ fn main() {
         cli::Command::Status => commands::status::status(),
         cli::Command::Log => commands::log::log(),
         cli::Command::Unstage(opts) => commands::unstage::unstage(opts.files),
-        cli::Command::UpstreamPatches => commands::upstream_patches::upstream_patches(cli.color),
         cli::Command::Fetch => commands::fetch::fetch(cli.color),
         #[cfg(feature = "backup_cmd")]
         cli::Command::BackupStack(opts) => commands::backup_stack::backup_stack(opts.branch_name),