build(deps): Bump github.com/sirupsen/logrus from 1.6.0 to 1.8.1

[dependabot[bot]]

Bumps github.com/sirupsen/logrus from 1.6.0 to 1.8.1.

Release notes

Sourced from github.com/sirupsen/logrus's releases.

v1.8.1

No release notes provided.

v1.8.0

Correct versioning number replacing v1.7.1

v1.7.1

Code quality:

• use go 1.15 in travis
• use magefile as task runner

Fixes:

• small fixes about new go 1.13 error formatting system
• Fix for long time race condiction with mutating data hooks

Features:

• build support for zos

Add new BufferPool and LogFunction APIs

• a new buffer pool management API has been added
• a set of <LogLevel>Fn() functions have been added
• the dependency toward a windows terminal library has been removed

Changelog

Sourced from github.com/sirupsen/logrus's changelog.

1.8.1

Code quality:

• move magefile in its own subdir/submodule to remove magefile dependency on logrus consumer
• improve timestamp format documentation

Fixes:

• fix race condition on logger hooks

1.8.0

Correct versioning number replacing v1.7.1.

1.7.1

Beware this release has introduced a new public API and its semver is therefore incorrect.

Code quality:

• use go 1.15 in travis
• use magefile as task runner

Fixes:

• small fixes about new go 1.13 error formatting system
• Fix for long time race condiction with mutating data hooks

Features:

• build support for zos

1.7.0

Fixes:

• the dependency toward a windows terminal library has been removed

Features:

• a new buffer pool management API has been added
• a set of <LogLevel>Fn() functions have been added

Commits

• bdc0db8 Merge pull request #1244 from sirupsen/dbd-release
• 1bfef4b update changelog
• 7a997b9 improve documentation about timestamp format
• f104497 Merge pull request #1238 from thaJeztah/move_mage
• 1d8091a move "mage" to a separate module
• feebf74 travis: run mage with -v to not discard output
• 6cff360 Merge pull request #1234 from sirupsen/dbd-cleanup
• d172886 fix race condition AddHook and traces
• d59e561 Merge pull request #1231 from sirupsen/dbd-cleanup
• 35ab8d8 update changelog
• Additional commits viewable in compare view

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[dependabot[bot]]

Superseded by #64.