Update .nextcloudignore

Co-authored-by: Edward Ly <[email protected]>
Signed-off-by: Alexander Piskun <[email protected]>

Author: bigcat88

.nextcloudignore

@@ -16,7 +16,6 @@
 /babel.config.js
 /build
 /APPS.md
-/HOW_TO_INSTALL.md
 /README.md
 /composer.*
 /node_modules