(maint) Fix two typos

Those typos were identified by the Debian Lintian tool, see
https://lintian.debian.org/tags/typo-in-manual-page

Author: jcharaoui

lib/puppet/application/agent.rb

@@ -158,7 +158,7 @@ def help
 '--fingerprint' is a one-time flag. In this mode 'puppet agent' runs
 once and displays on the console (and in the log) the current certificate
 (or certificate request) fingerprint. Providing the '--digest' option
-allows to use a different digest algorithm to generate the fingerprint.
+allows you to use a different digest algorithm to generate the fingerprint.
 The main use is to verify that before signing a certificate request on
 the master, the certificate request the master received is the same as
 the one the client sent (to prevent against man-in-the-middle attacks

lib/puppet/defaults.rb

@@ -1534,7 +1534,7 @@ def self.initialize_default_settings!(settings)
       :type => :file,
       :mode => "0640",
       :desc => "Transactional storage file for persisting data between
-        transactions for the purposes of infering information (such as
+        transactions for the purposes of inferring information (such as
         corrective_change) on new data received."
     },
     :clientyamldir => {