Revert "chore: temporarily add trailing new line to R files"

This reverts commit 438ef5c.

Author: batpigandme

lib/node_modules/@stdlib/_tools/lint/license-header-glob/test/fixtures/bad/file.R

@@ -91,4 +91,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/_tools/lint/license-header-glob/test/fixtures/good/file.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/abs/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/abs2/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/acos/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/acosh/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/acot/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/acoth/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/asin/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-

lib/node_modules/@stdlib/math/base/special/asinh/benchmark/r/benchmark.R

@@ -107,4 +107,3 @@ main <- function() {
 }
 
 main();
-