Update gio requirement from 0.16.0 to 0.17.2

[dependabot[bot]]

Updates the requirements on gio to permit the latest version.

Release notes

Sourced from gio's releases.

0.17.2

Andrey Kutejko:

• glib: Implement PartialEq and PartialOrd for WeakRef

Bilal Elmoussaoui:

• glib: Add missing ObjectImpl vfuncs overrides
• glib: Mention lack of finalize method on ObjectImpl

Jason Francis:

• glib-macros: allow properties macro generated functions to be unused
• glib: implement WatchedObject for BorrowedObject

Mathieu Duponchelle:

• glib: object: address misleading casting docs

Matteo Biggio:

• gio: SimpleAction: take ownership of value without leaking it

Paolo Borelli:

• glib: properties: impl HasParamSpec for Vec<String> and StrV
• glib-macros: Derive HasParamSpec for SharedBoxed
• glib: Add StrV::join() method
• glib: Add StrV::contains() method

SeaDve:

• glib-macros: slightly improve Properties macro docs

Sebastian Dröge:

• Update gir-files
• Regenerate with latest gir-files
• glib: Ignore new 2.76 free functions
• gio: Don't pass NULL to g_list_store_find_with_equal_func_full()

Changelog

Sourced from gio's changelog.

[0.17.2]

Andrey Kutejko:

• glib: Implement PartialEq and PartialOrd for WeakRef

Bilal Elmoussaoui:

• glib: Add missing ObjectImpl vfuncs overrides
• glib: Mention lack of finalize method on ObjectImpl

Jason Francis:

• glib-macros: allow properties macro generated functions to be unused
• glib: implement WatchedObject for BorrowedObject

Mathieu Duponchelle:

• glib: object: address misleading casting docs

Matteo Biggio:

• gio: SimpleAction: take ownership of value without leaking it

Paolo Borelli:

• glib: properties: impl HasParamSpec for Vec<String> and StrV
• glib-macros: Derive HasParamSpec for SharedBoxed
• glib: Add StrV::join() method
• glib: Add StrV::contains() method

SeaDve:

• glib-macros: slightly improve Properties macro docs

Sebastian Dröge:

• Update gir-files
• Regenerate with latest gir-files
• glib: Ignore new 2.76 free functions
• gio: Don't pass NULL to g_list_store_find_with_equal_func_full()

[0.17.1]

Guillaume Desmottes:

• glib: param_spec: add ParamSpecEnumBuilder::default_value()

Mițca Dumitru:

• glib: Make WeakRef useable with the Properties derive macro
• glib: Make SendWeakRef useable with the Properties derive macro

Sebastian Dröge:

• glib: Add various IntoStrV impls

YuraIz:

• graphene: Implement Default trait for vectors, matrix, points and rect

ranfdev:

... (truncated)

Commits

• 4e60755 Update CHANGELOG.md for 0.17.2
• f4682f7 Update versions to 0.17.2
• 516dbb8 Merge pull request #1019 from sdroege/0.17-backports
• aaa0c31 glib: implement WatchedObject for BorrowedObject
• 2723a9c gio: Don't pass NULL to g_list_store_find_with_equal_func_full()
• 346c5ad glib: Mention lack of finalize method on ObjectImpl
• 60c109e glib: Add missing ObjectImpl vfuncs overrides
• dbc991b Regenerate with latest gir-files
• afa41fe glib: Ignore new 2.76 free functions
• 466796b Update gir-files
• Additional commits viewable in compare view

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[dependabot[bot]]

Looks like gio is no longer updatable, so this is no longer needed.