[PropertyAccess] Fixing singular form for kisses, accesses and addresses.

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | -
| License       | MIT
| Doc PR        | -

Plural form of noums finishing by *sses* is always *ss* (contrary to plural form of noums finishing by *ses*).