Bump material from 1.1.0-alpha09 to 1.2.0-alpha01

[dependabot-preview]

Bumps material from 1.1.0-alpha09 to 1.2.0-alpha01.

Release notes

Sourced from material's releases.

1.2.0-alpha01

Dependency Updates:

Dependency	Previous version	New version
appcompat	1.1.0-rc01	1.1.0
core	1.1.0-rc03	1.1.0
transition	1.0.1	1.2.0
vectordrawable	1.1.0-rc01	1.1.0
viewpager2	1.0.0-beta03	1.0.0-beta05

Library Updates:

• New Slider component!
  • Spec
  • Docs
• Theming:
  • Move Material-only default component styles from full themes to bridge themes (b1a6256)
  • Expose utility class for supporting materialThemeOverlay in a style (115313c)
• TextInputLayout:
  • Add support for prefix and suffix text (6e5ddcf) with demo (d1444e2)
• MaterialButtonToggleGroup:
  • Support VERTICAL orientation (24ab59a)
• Snackbar:
  • Add support for message text styling via snackbarTextViewStyle attr (b997092)
  • Add support for app:backgroundTint and app:backgroundTintMode (95af724)
  • Respect left/right system window insets (0c8c6f6)

Full set of changes: material-components/material-components-android@1.1.0-alpha10...1.2.0-alpha01

1.1.0-beta01

What's New Since 1.0.0?

• Material Dark Theme for all components
• New Date Picker with range functionality and accessibility improvements
• Badging for Tabs and Bottom Navigation
• Extended Floating Action Button
• Toggle Button Group
• Android 10 component support for edge to edge gesture navigation
• Accessibility improvements
• Material Theming (Shape, Typography, Color)
• Stability and quality improvements

Dependency Updates:

Dependency	Previous version	New version
appcompat	1.1.0-rc01	1.1.0
core	1.1.0-rc03	1.1.0
vectordrawable	1.1.0-rc01	1.1.0
viewpager2	1.0.0-beta03	1.0.0-beta04

... (truncated)

Commits

• b0645a1 Update library version to 1.2.0-alpha01
• 639b3b8 Fix format for slider attrs
• 642343b Fix failing test by adding AppCompat theme
• abe77f1 [BadgeDrawable] add horizontal and vertical offset to control position
• 444a16b Update target sdk from 27 to 28 for Material.
• 115313c Expose a class for themeoverlay in style
• 213d9cd Set theme in memory view test
• b72c7e7 Updated MaterialTextView unit tests to use AppCompat theme.
• 3a21a88 Updating filled text fields to use new colors for states a11y.
• c47e6a4 Set threshold for hiding the bottom sheet so that dragging it down doesn't ac...
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #42.