Changed multiline strings to use raw string literals

[Mastermindaxe]

Changes

• Used raw string literals in tests that display a toml file or multiline strings This is probably not complete. Where do we want raw string literals? Only in multiline strings -> complete, Somewhere different -> not complete

Related Issues

• Mentioned in #116 by @calebcartwright

[codecov[bot]]

Codecov Report

Merging #118 into master will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##            master      #118   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         4           
  Lines          138       138           
=========================================
  Hits           138       138           

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[Mastermindaxe]

This is embarrassing... I forgot to change the single quotes yesterday.. I might have been tired. Fix is coming up. Sorry for the extra hassle.

[Mastermindaxe]

@calebcartwright Applied your suggested changes. Again, sorry for the extra hassle... This is now ready to merge. You can just squash the commits with the merge if you don't mind. Cheers!