Normalize line endings

Convert all text files to Unix line endings unless they're Windows
stuff.

Make sure that all text files have a trailing newline.

Remove whitespace at the end of lines.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/ChangeLog.d/bugfix.txt b/ChangeLog.d/bugfix.txt
index 499fd40..922bd31 100644
--- a/ChangeLog.d/bugfix.txt
+++ b/ChangeLog.d/bugfix.txt
@@ -1,4 +1,4 @@
 Bugfix
    * Fix the Visual Studio Release x64 build configuration for mbedtls itself.
      Completes a previous fix in Mbed TLS 2.19 that only fixed the build for
-     the example programs. Reported in #1430 and fix contributed by irwir.
\ No newline at end of file
+     the example programs. Reported in #1430 and fix contributed by irwir.
diff --git a/ChangeLog.d/bugfix_PR2855.txt b/ChangeLog.d/bugfix_PR2855.txt
index a097321..6e29710 100644
--- a/ChangeLog.d/bugfix_PR2855.txt
+++ b/ChangeLog.d/bugfix_PR2855.txt
@@ -1,2 +1,2 @@
 Bugfix
-   * Remove dead code in X.509 certificate parsing. Contributed by irwir in #2855.
\ No newline at end of file
+   * Remove dead code in X.509 certificate parsing. Contributed by irwir in #2855.
diff --git a/ChangeLog.d/fix-null-ptr-deref-in-mbedtls_ssl_free.txt b/ChangeLog.d/fix-null-ptr-deref-in-mbedtls_ssl_free.txt
index 9554aa0..e631f4d 100644
--- a/ChangeLog.d/fix-null-ptr-deref-in-mbedtls_ssl_free.txt
+++ b/ChangeLog.d/fix-null-ptr-deref-in-mbedtls_ssl_free.txt
@@ -1,3 +1,3 @@
 Bugfix
    * Avoid NULL pointer dereferencing if mbedtls_ssl_free() is called with a
-     NULL pointer argument. Contributed by Sander Visser in #3312.
\ No newline at end of file
+     NULL pointer argument. Contributed by Sander Visser in #3312.
diff --git a/ChangeLog.d/fix-print-non-ascii-string-in-mbedtls_x509_dn_gets.txt b/ChangeLog.d/fix-print-non-ascii-string-in-mbedtls_x509_dn_gets.txt
index 320b0b8..6be1e5b 100644
--- a/ChangeLog.d/fix-print-non-ascii-string-in-mbedtls_x509_dn_gets.txt
+++ b/ChangeLog.d/fix-print-non-ascii-string-in-mbedtls_x509_dn_gets.txt
@@ -1,3 +1,3 @@
 Changes
-   * Fix mbedtls_x509_dn_gets to escape non-ASCII characters as "?". 
+   * Fix mbedtls_x509_dn_gets to escape non-ASCII characters as "?".
      Contributed by Koh M. Nakagawa in #3326.