fix: update snaps for version numbers exposed by ANSI stripping

- command-env-which: versions in "Version:" and "Node:" fields are now
  matched by semver regex after ANSI codes that previously hid them are stripped
- cache-scripts-default: remove trailing blank line to match snap test output

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: branchseer

packages/cli/snap-tests-global/command-env-which/snap.txt

@@ -3,17 +3,17 @@ v20.18.0
 
 > vp env which node # Core tool - shows resolved Node.js binary path
 <vite-plus-home>/js_runtime/node/<semver>/bin/node
-  Version:    20.18.0
+  Version:    <semver>
   Source:     .node-version
 
 > vp env which npm # Core tool - shows resolved npm binary path
 <vite-plus-home>/js_runtime/node/<semver>/bin/npm
-  Version:    20.18.0
+  Version:    <semver>
   Source:     .node-version
 
 > vp env which npx # Core tool - shows resolved npx binary path
 <vite-plus-home>/js_runtime/node/<semver>/bin/npx
-  Version:    20.18.0
+  Version:    <semver>
   Source:     .node-version
 
 > vp install -g cowsay@1.6.0 # Install a global package via vp
@@ -31,7 +31,7 @@ added 41 packages in <variable>ms
 <vite-plus-home>/packages/cowsay/lib/node_modules/cowsay/./cli.js
   Package:    cowsay@<semver>
   Binaries:   cowsay, cowthink
-  Node:       20.18.0
+  Node:       <semver>
   Installed:  <date>
 
 > vp remove -g cowsay # Cleanup

packages/cli/snap-tests/cache-scripts-default/snap.txt

@@ -3,4 +3,3 @@ $ node hello.mjs ⊘ cache disabled: no cache config
 
 > vp run hello 2>&1 | grep 'cache disabled' # second run should also show cache disabled
 $ node hello.mjs ⊘ cache disabled: no cache config
-