Fix SA1132

[Maxwe11]

Fixes #1553
Fixes #1554

[sharwell]

I don't think this is behaving as you expected for the following [invalid] syntax:

int a, = 3;

In this scenario, the VariableDeclaratorSyntax is not missing, but its child identifier token is.

[Maxwe11]

updated

[codecov-io]

Current coverage is 78.63%

Merging #1559 into master will increase coverage by +1.32% as of d072a2f

@@            master   #1559   diff @@
======================================
  Files          531     522     -9
  Stmts        32235   31404   -831
  Branches      8833    8841     +8
  Methods          0               
======================================
- Hit          24924   24694   -230
- Partial       5165    5170     +5
+ Missed        2146    1540   -606

Review entire Coverage Diff as of d072a2f

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[sharwell]

👍