Downgrade bootsnap to 1.6.0 (#15711)

* Revert "Bump bootsnap from 1.5.1 to 1.7.1 (#15669)"

This reverts commit 3a425520d1.

* Downgrade bootsnap to 1.6.0

Gemfile

@@ -27,7 +27,7 @@ gem 'blurhash', '~> 0.1'
 
 gem 'active_model_serializers', '~> 0.10'
 gem 'addressable', '~> 2.7'
-gem 'bootsnap', '~> 1.7', require: false
+gem 'bootsnap', '~> 1.6.0', require: false
 gem 'browser'
 gem 'charlock_holmes', '~> 0.7.7'
 gem 'iso-639'

Gemfile.lock

@@ -104,7 +104,7 @@ GEM
       debug_inspector (>= 0.0.1)
     blurhash (0.1.4)
       ffi (~> 1.10.0)
-    bootsnap (1.7.1)
+    bootsnap (1.6.0)
       msgpack (~> 1.0)
     brakeman (4.10.1)
     browser (4.2.0)
@@ -699,7 +699,7 @@ DEPENDENCIES
   better_errors (~> 2.9)
   binding_of_caller (~> 1.0)
   blurhash (~> 0.1)
-  bootsnap (~> 1.7)
+  bootsnap (~> 1.6.0)
   brakeman (~> 4.10)
   browser
   bullet (~> 6.1)