HPCC-8629  Document ESP HTPASSWD authent.

Fix HPCC-8629 Document ESP HTPASSWD
authentication. Adding section to Installing
and Running the HPCC Platform document.

Signed-off-by: g-pan <greg.panagiotatos@lexisnexis.com>
HPCC-8629  Document ESP HTPASSWD authent.

Fix HPCC-8629 Document ESP HTPASSWD
authentication. Adding section to Installing
and Running the HPCC Platform document.

Signed-off-by: g-pan <greg.panagiotatos@lexisnexis.com>