doc: add --force-context-aware man page entry

This commit adds the --force-context-aware CLI flag to the
man page.

PR-URL: #31077
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Beth Griggs <Bethany.Griggs@uk.ibm.com>
Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

doc/node.1

@@ -144,6 +144,9 @@ Enable experimental ES module support in VM module.
 .It Fl -experimental-wasm-modules
 Enable experimental WebAssembly module support.
 .
+.It Fl -force-context-aware
+Disable loading native addons that are not context-aware.
+.
 .It Fl -force-fips
 Force FIPS-compliant crypto on startup
 (Cannot be disabled from script code).