Remove bashisms from CLI examples

Author: chromatic

Changes

@@ -1,6 +1,7 @@
 Revision history for Modern::Perl
 
 {{$NEXT}}
+    - bash doesn't like !' in double quotes, so it stuck up for awk
 
 1.20200201 2020-01-31 18:41:36-08:00 America/Los_Angeles
     - fix tests for Perl 5.32 (Tony Cook, RT #131608)

lib/Modern/Perl.pm

@@ -105,11 +105,11 @@ Modern Perl tutorial.
 
 As of Modern::Perl 2019, you may also enable this pragma from the command line:
 
-    $ perl -Modern::Perl -e "say 'Take that, awk!'"
+    $ perl -Modern::Perl -e 'say "Take that, awk!"'
 
 You may also enable year-specific features:
 
-    $ perl -Modern::Perl=2020 -e "say 'Looking forward to Perl 5.30!'"
+    $ perl -Modern::Perl=2020 -e 'say "Looking forward to Perl 5.30!"'
 
 =head2 Wrapping Modern::Perl