Fix tests

tests/Composer/Test/Fixtures/installer/github-issues-4795.test

@@ -50,8 +50,8 @@ update b/b --with-dependencies
 
 --EXPECT-OUTPUT--
 Loading composer repositories with package information
-Updating dependencies
 <warning>Dependency "a/a" is also a root requirement. Package has not been listed as an update argument, so keeping locked at old version. Use --with-all-dependencies (-W) to include root dependencies.</warning>
+Updating dependencies
 Nothing to modify in lock file
 Writing lock file
 Installing dependencies from lock file (including require-dev)

tests/Composer/Test/Fixtures/installer/update-allow-list-warns-non-existing-patterns.test

@@ -44,9 +44,9 @@ update b/b foo/bar baz/* --with-dependencies
 
 --EXPECT-OUTPUT--
 Loading composer repositories with package information
-Updating dependencies
 <warning>Package "foo/bar" listed for update is not locked.</warning>
 <warning>Pattern "baz/*" listed for update does not match any locked packages.</warning>
+Updating dependencies
 Lock file operations: 0 installs, 1 update, 0 removals
   - Upgrading b/b (1.0.0 => 1.1.0)
 Writing lock file