security/nmap-devel: Use version number documented in handbook

As we don't know what the next version number will be, because the
upstreasm git repo does not contain any branches or tags, use the
current GA 7.94 version incremented by one.

Reported by:	Daniel Engberg <daniel.engberg.lists@pyret.net>

security/nmap-devel/Makefile

@@ -1,5 +1,5 @@
 PORTNAME=	nmap
-PORTVERSION=	${NMAP_COMMIT_DATE}
+PORTVERSION=	7.95.${NMAP_COMMIT_DATE}
 CATEGORIES=	security
 PKGNAMESUFFIX=	-devel
 
@@ -9,7 +9,7 @@ WWW=		https://nmap.org/
 
 USE_GITHUB=	yes
 GH_TAGNAME=	036714cde
-NMAP_COMMIT_DATE=	2024.03.27
+NMAP_COMMIT_DATE=	20240327
 
 MAKE_JOBS_UNSAFE=	yes