[TASK] Enforce Linux Line endings in .gitattributes

This settings enforces LF consistently on all plattforms
and fits it to the .editorconfig

Resolves: #77808
Releases: master, 7.6
Change-Id: Ibc6efbf9a2a2360d84aa0ed4c3b74ff731ef1398
Reviewed-on: https://review.typo3.org/50855


Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>

.gitattributes

@@ -5,3 +5,20 @@
 /Build/ export-ignore
 /dynamicReturnTypeMeta.json export-ignore
 /typo3/sysext/*/Tests/ export-ignore
+
+# Enforce checkout with linux lf consistent over all plattforms
+*.html text eol=lf
+*.css text eol=lf
+*.tmpl text eol=lf
+*.less text eol=lf
+*.js text eol=lf
+*.json text eol=lf
+*.php text eol=lf
+*.rst text eol=lf
+*.md text eol=lf
+*.yml text eol=lf
+*.ts text eol=lf
+*.xlf text eol=lf
+*.sql text eol=lf
+*.t3s text eol=lf
+*.txt text eol=lf
\ No newline at end of file