sysutils/zoxide: update to 0.7.5

0.7.5 - 2020-09-09
Added:
-Bash/Elvish: completions for z command.

Changed:
-Nushell: upgrade minimum supported version to v0.36.0.
-Nushell: easier installation instructions.

Fixed:
-Elvish: unable to z into directories by path.
-Elvish: don't show traceback when z or zi fails.
-Elvish: nested shells do not initialize correctly.

0.7.4 - 2020-08-15
Fixed:
-Compile error with clap v3.0.0-beta.4.

(pin)