package/rauc: version bump to 1.0

package/rauc: version bump to 1.0

For details see [1].

This bump also deleted the two patch files for the RAUC package. These
were related to eMMC support being made optional, and workaround for
olde kernel. Both of these patch sets have been merged into upsteam in
the rauc git repos.

Older kernel workaound:
https://github.com/rauc/rauc/commit/993b698c48789baea51f8b7c47b1e057ba328033#diff-b3a0044e6a3b6a8b16933e72f416c8f1

Make eMMC selectable:
https://github.com/rauc/rauc/commit/f85d1cab07376c7680ef4d9e45a6baf345e24e37#diff-365367c8cde56aafd5cbad767e1c9738

[1] https://github.com/rauc/rauc/releases/tag/v1.0

Signed-off-by: David J Fogle <dave@exitstrategytech.com>
[Thomas: drop AUTORECONF = YES, no longer needed.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>