chore(Password demos): moved to Patterns

[thatblindgeye]

What: Closes #10105

Additional issues:

[patternfly-build]

Preview: https://patternfly-react-pr-11539.surge.sh

A11y report: https://patternfly-react-pr-11539-a11y.surge.sh

[mfrances17]

code changes are good 👍

i realize this is tangential to the proposed changes, but in the example, i would expect type="text" on ln 105 to be type="password" to be more realistic - what do you think?

[thatblindgeye]

i realize this is tangential to the proposed changes, but in the example, i would expect type="text" on ln 105 to be type="password" to be more realistic - what do you think?

Good catch, since we're in here I went ahead and made that update