macOS: Fixup our signature identifiers

Pass a prefix to `codesign` so that our signature identifier is
"org.wireshark.foo" instead of "foo" for our command line utilities,
libraries, and ChmodBPF.

packaging/macosx/osx-app.sh.in

@@ -546,6 +546,7 @@ codesign_file () {
 
 	codesign \
 		--sign "Developer ID Application: $CODE_SIGN_IDENTITY" \
+		--prefix "org.wireshark." \
 		--force \
 		--options runtime \
 		--entitlements "@CMAKE_SOURCE_DIR@/packaging/macosx/entitlements.plist" \

packaging/macosx/osx-extras.sh

@@ -53,6 +53,7 @@ codesign_file () {
 	# https://developer.apple.com/documentation/security/hardened_runtime_entitlements?language=objc
 	codesign \
 		--sign "Developer ID Application: $CODE_SIGN_IDENTITY" \
+		--prefix "org.wireshark." \
 		--force \
 		--timestamp \
 		--verbose \