Improve parsing of tf files #706

Job	Run time
No changes	34s
No changes without comment	31s
Change terraform 11	47s
Change terraform 12	36s
Change terraform 13	39s
Change terraform 14	45s
Change terraform 15	37s
Change terraform 15.4	44s
Error	40s
Error without comment	39s
Change latest terraform	35s
Change without github comment	28s
Plan single sensitive variable	35s
Plan single variable	53s
Add comment without token	32s
Default path	44s
Change with shell init commands	32s
Plan using deprecated var and sensitive variable	34s
Plan variables some which are sensitive	36s
always-new	1m 42s
Full colour plan for diff highlighting	51s
Error with invalid paths	39s
Test plan text on Terraform 1.4	53s
	16m 6s

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