Preparation step to simplify merging to a newer pcre:

* srclib/pcre/ltmain.sh, ltconfig, config.guess, config.sub: Remove
files which are unneeded when pcre is built by the httpd build system.

* srclib/pcre/RunTest: Remove generated file, a leftover from an older
version of pcre.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@105820 13f79535-47bb-0310-9956-ffa450edef68