chore: rename safenode-version arg to version

With the faucet gone, there is no need to qualify the version name.

src/lib.rs

@@ -343,7 +343,7 @@ pub struct UpgradeOptions {
     pub interval: Duration,
     pub name: String,
     pub provider: CloudProvider,
-    pub safenode_version: Option<String>,
+    pub version: Option<String>,
 }
 
 impl UpgradeOptions {
@@ -356,7 +356,7 @@ impl UpgradeOptions {
         if self.force {
             extra_vars.add_variable("force", &self.force.to_string());
         }
-        if let Some(version) = &self.safenode_version {
+        if let Some(version) = &self.version {
             extra_vars.add_variable("safenode_version", version);
         }
         extra_vars.build()

src/main.rs

@@ -672,7 +672,7 @@ enum Commands {
         /// specified to downgrade to a known good version.
         ///
         /// There should be no 'v' prefix.
-        safenode_version: Option<String>,
+        version: Option<String>,
     },
     /// Upgrade the safenode-manager binaries to a particular version.
     ///
@@ -2138,7 +2138,7 @@ async fn main() -> Result<()> {
             interval,
             name,
             provider,
-            safenode_version,
+            version,
         } => {
             // The upgrade intentionally uses a small value for `forks`, but this is far too slow
             // for retrieving the inventory from a large deployment. Therefore, we will use 50
@@ -2179,7 +2179,7 @@ async fn main() -> Result<()> {
                 interval,
                 name: name.clone(),
                 provider,
-                safenode_version,
+                version,
             })?;
 
             // Recreate the deployer with an increased number of forks for retrieving the status.