git: openjdk/mobile: 8236705: Use single character variant of String.replace when applicable

[duke]

Changeset: 1cf603e8
Author:    Christoph Dreis <christoph.dreis at freenet.de>
Committer: Ivan Gerasimov <igerasim at openjdk.org>
Date:      2020-01-07 15:33:09 +0000
URL:       https://git.openjdk.java.net/mobile/commit/1cf603e8

8236705: Use single character variant of String.replace when applicable

Reviewed-by: igerasim, alanb

! src/java.base/share/classes/jdk/internal/module/ModulePath.java
! src/java.base/share/classes/jdk/internal/module/Resources.java