Merge pull request #21674 from amitsuroliya/comment_fix

Replace `#=>` with `# =>` [ci skip]

activesupport/lib/active_support/core_ext/securerandom.rb

@@ -10,8 +10,8 @@ module SecureRandom
   #
   # The result may contain alphanumeric characters except 0, O, I and l
   #
-  #   p SecureRandom.base58 #=> "4kUgL2pdQMSCQtjE"
-  #   p SecureRandom.base58(24) #=> "77TMHrHJFvFDwodq8w7Ev2m7"
+  #   p SecureRandom.base58 # => "4kUgL2pdQMSCQtjE"
+  #   p SecureRandom.base58(24) # => "77TMHrHJFvFDwodq8w7Ev2m7"
   #
   def self.base58(n = 16)
     SecureRandom.random_bytes(n).unpack("C*").map do |byte|

guides/source/active_record_validations.md

@@ -242,7 +242,7 @@ end
 
 >> person = Person.new
 >> person.valid?
->> person.errors.details[:name] #=> [{error: :blank}]
+>> person.errors.details[:name] # => [{error: :blank}]
 ```
 
 Using `details` with custom validators is covered in the [Working with

guides/source/api_documentation_guidelines.md

@@ -239,7 +239,7 @@ You can quickly test the RDoc output with the following command:
 
 ```
 $ echo "+:to_param+" | rdoc --pipe
-#=> <p><code>:to_param</code></p>
+# => <p><code>:to_param</code></p>
 ```
 
 ### Regular Font