[Sonar] Removes redundant null check of variable that can't be null

see https://sonar.eclipse.org/drilldown/issues/33533?rids%5B%5D=175028&rule=findbugs%3ARCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE&rule_sev=CRITICAL&severity=CRITICAL

Change-Id: I3b26095baa6f39647104f69d2974c0611171009b
Signed-off-by: Jonas Hungershausen <jonas.hungershausen@vogella.com>
1 file changed