fix: Update lintr config after 3.0.0 release

Author: kamilzyla

.lintr

@@ -1,6 +1,9 @@
 linters:
-  with_defaults(
-    line_length_linter = line_length_linter(100),
-    infix_spaces_linter = NULL,
-    object_usage_linter = NULL
+  linters_with_defaults(
+    line_length_linter = line_length_linter(100)
+  )
+exclusions:
+  c(
+    "inst/rstudio",
+    "inst/templates"
   )

R/config.R

@@ -14,10 +14,12 @@ read_yaml <- function(path) {
   }
 }
 
-option_validator <- function(...) list(
-  check = function(value) value %in% c(...),
-  help = cli::format_inline("Allowed values: {c(...)}.")
-)
+option_validator <- function(...) {
+  list(
+    check = function(value) value %in% c(...),
+    help = cli::format_inline("Allowed values: {c(...)}.")
+  )
+}
 
 positive_integer_validator <- list(
   check = function(value) is.integer(value) && value > 0,