Update checkstyle (v8.23)

[epeee]

see https://checkstyle.org/releasenotes.html#Release_8.23 for details

[codecov]

Codecov Report

Merging #838 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #838   +/-   ##
=========================================
  Coverage     76.78%   76.78%           
  Complexity     1227     1227           
=========================================
  Files           219      219           
  Lines          4454     4454           
  Branches        333      333           
=========================================
  Hits           3420     3420           
  Misses          922      922           
  Partials        112      112

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov]

Codecov Report

Merging #838 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #838   +/-   ##
=========================================
  Coverage     76.78%   76.78%           
  Complexity     1227     1227           
=========================================
  Files           219      219           
  Lines          4454     4454           
  Branches        333      333           
=========================================
  Hits           3420     3420           
  Misses          922      922           
  Partials        112      112

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f2c4d4b...c37ba3f. Read the comment docs.

[codecov]

Codecov Report

Merging #838 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #838   +/-   ##
=========================================
  Coverage     76.78%   76.78%           
  Complexity     1227     1227           
=========================================
  Files           219      219           
  Lines          4454     4454           
  Branches        333      333           
=========================================
  Hits           3420     3420           
  Misses          922      922           
  Partials        112      112

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f2c4d4b...c37ba3f. Read the comment docs.

[codecov]

Codecov Report

Merging #838 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #838   +/-   ##
=========================================
  Coverage     76.78%   76.78%           
  Complexity     1227     1227           
=========================================
  Files           219      219           
  Lines          4454     4454           
  Branches        333      333           
=========================================
  Hits           3420     3420           
  Misses          922      922           
  Partials        112      112

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f2c4d4b...c37ba3f. Read the comment docs.

[codecov]

Codecov Report

Merging #838 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #838   +/-   ##
=========================================
  Coverage     76.78%   76.78%           
  Complexity     1227     1227           
=========================================
  Files           219      219           
  Lines          4454     4454           
  Branches        333      333           
=========================================
  Hits           3420     3420           
  Misses          922      922           
  Partials        112      112

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f2c4d4b...c37ba3f. Read the comment docs.