readr version bump creates unwanted messages on the console

[almartin82]

we should either suppress this or give readr a formal spec.

Stacking separate CDF tables into single data frames
Your ProgramAssignments files lack data.
Parsed with column specification:
cols(
  TermName = col_character(),
  DistrictName = col_character(),
  SchoolName = col_character(),
  StudentLastName = col_character(),
  StudentFirstName = col_character(),
  StudentMI = col_character(),
  StudentID = col_character(),
  StudentDateOfBirth = col_character(),
  StudentEthnicGroup = col_character(),
  StudentGender = col_character(),
  Grade = col_character()
)