[DebugInfo][docs] Fix DISubprogram fields
authorEllis Hoag <ellis.sparky.hoag@gmail.com>
Wed, 28 Jul 2021 19:09:00 +0000 (12:09 -0700)
committerKyungwoo Lee <kyulee@fb.com>
Wed, 28 Jul 2021 19:09:19 +0000 (12:09 -0700)
commitf623dc9a8c37c3f2ed0a2138563a8b9e37adc1ce
tree9f7af2c7cbcaf81ccfed2da73d0da9124a4ae465
parent828767f325b5dd0356c5fd90e40a1c047010853e
[DebugInfo][docs] Fix DISubprogram fields

D45024 renamed the field in `DISubprogram` from `variables:` to
`retainedNodes:`. Some of the docs were updated in D89082 but this
updates the rest.

Reviewed By: scott.linder

Differential Revision: https://reviews.llvm.org/D106926
llvm/docs/LangRef.rst
llvm/docs/SourceLevelDebugging.rst