Allow update to install when --no-install used

lib/bundler/cli.rb

@@ -277,7 +277,9 @@ def install
     def update(*gems)
       SharedHelpers.major_deprecation(2, "The `--force` option has been renamed to `--redownload`") if ARGV.include?("--force")
       require "bundler/cli/update"
-      Update.new(options, gems).run
+      Bundler.settings.temporary(:no_install => false) do
+        Update.new(options, gems).run
+      end
     end
 
     desc "show GEM [OPTIONS]", "Shows all gems that are part of the bundle, or the path to a given gem"

spec/commands/package_spec.rb

@@ -179,6 +179,18 @@
 
       expect(the_bundle).to include_gems "rack 1.0.0"
     end
+
+    it "does not prevent installing gems with bundle update" do
+      gemfile <<-D
+        source "file://#{gem_repo1}"
+        gem "rack", "1.0.0"
+      D
+
+      bundle! "package --no-install"
+      bundle! "update"
+
+      expect(the_bundle).to include_gems "rack 1.0.0"
+    end
   end
 
   context "with --all-platforms" do