Fixed README badge and remstimate unit test

Author: leifeld

README.md

@@ -28,7 +28,7 @@ remotes::install_github("leifeld/texreg")
 Please feel free to report bugs or suggested enhancements using the [issue tracker](http://github.com/leifeld/texreg/issues) and propose solutions for known bugs using a pull request. Please observe and follow the code formatting in the texreg package when doing so, and add (or update) `testthat` unit tests to your pull requests if possible.
 
 [![CRAN check and test](https://github.com/leifeld/texreg/actions/workflows/CRAN%20check%20and%20test.yaml/badge.svg)](https://github.com/leifeld/texreg/actions/workflows/CRAN%20check%20and%20test.yaml)
-[![cran version](http://www.r-pkg.org/badges/version/texreg)](https://cran.r-project.org/package=texreg)
+[![cran version](https://www.r-pkg.org/badges/version/texreg)](https://cran.r-project.org/package=texreg)
 [![downloads](https://cranlogs.r-pkg.org/badges/texreg)](http://cranlogs.r-pkg.org/badges/texreg)
 [![total downloads](https://cranlogs.r-pkg.org/badges/grand-total/texreg)](http://cranlogs.r-pkg.org/badges/grand-total/texreg)
 [![Research software impact](http://depsy.org/api/package/cran/texreg/badge.svg)](http://depsy.org/package/r/texreg)

tests/testthat/test-extract.R

@@ -886,7 +886,6 @@ test_that("extract remstimate objects from the remstimate package", {
                                  method = "BSIR",
                                  ncores = 1)
   mr1 <- matrixreg(list(rem1, rem2, rem3, rem4))
-  expect_equal(as.numeric(object.size(mr1)), 3712)
   expect_true("matrix" %in% class(mr1))
   expect_equal(nrow(mr1), 14)
   expect_equal(ncol(mr1), 5)
@@ -917,7 +916,6 @@ test_that("extract remstimate objects from the remstimate package", {
   expect_length(tr5[[2]]@gof, 5)
   expect_equal(tr5[[2]]@model.name, "receiver_model")
   mr2 <- matrixreg(list(rem5, rem6, rem7))
-  expect_equal(as.numeric(object.size(mr2)), 3856)
   expect_true("matrix" %in% class(mr2))
   expect_equal(nrow(mr2), 12)
   expect_equal(ncol(mr2), 7)