Fix embedded path of installed path
Without this change, build root path will be embedded into epics-base.pc.
See documentation/RELEASE_NOTES.md.
ref. https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059706#38
Without this change, build root path will be embedded into epics-base.pc.
See documentation/RELEASE_NOTES.md.
ref. https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059706#38