[rubygems/rubygems] Fix redundant path configurations

The deployment setting already does this implicitly.

ruby/rubygems@402b11fa39

Author: deivid-rodriguez

spec/bundler/install/gems/compact_index_spec.rb

@@ -96,7 +96,6 @@
     bundle :install, artifice: "compact_index"
 
     bundle "config set --local deployment true"
-    bundle "config set --local path vendor/bundle"
     bundle :install, artifice: "compact_index"
     expect(out).to include("Fetching gem metadata from #{source_uri}")
     expect(the_bundle).to include_gems "myrack 1.0.0"

spec/bundler/install/gems/dependency_api_spec.rb

@@ -61,7 +61,6 @@
     bundle :install, artifice: "endpoint"
 
     bundle "config set --local deployment true"
-    bundle "config set --local path vendor/bundle"
     bundle :install, artifice: "endpoint"
     expect(out).to include("Fetching gem metadata from #{source_uri}")
     expect(the_bundle).to include_gems "myrack 1.0.0"