Enable alignment-related rubocop rules

Even though we always follow these rules, this'll make it easier to run
Rubocop with `--autocorrect` when we're applying multiline rules.

.rubocop.yml

@@ -27,18 +27,32 @@ Layout/ArrayAlignment:
 Layout/AssignmentIndentation:
   Enabled: true
 
+Layout/BeginEndAlignment:
+  Enabled: true
+  EnforcedStyleAlignWith: begin
+
 Layout/BlockAlignment:
   Enabled: true
 
+Layout/BlockEndNewline:
+  Enabled: true
+
 Layout/ClosingHeredocIndentation:
   Enabled: true
 
 Layout/ClosingParenthesisIndentation:
   Enabled: true
 
+Layout/DefEndAlignment:
+  Enabled: true
+  EnforcedStyleAlignWith: def
+
 Layout/DotPosition:
   Enabled: true
 
+Layout/ElseAlignment:
+  Enabled: true
+
 Layout/EmptyLineAfterGuardClause:
   Enabled: true
 
@@ -63,6 +77,9 @@ Layout/EmptyLinesAroundMethodBody:
 Layout/EmptyLinesAroundModuleBody:
   Enabled: true
 
+Layout/EndAlignment:
+  Enabled: true
+
 Layout/EndOfLine:
   EnforcedStyle: lf
 
@@ -126,6 +143,12 @@ Layout/MultilineMethodCallIndentation:
 Layout/MultilineOperationIndentation:
   Enabled: true
 
+Layout/ParameterAlignment:
+  Enabled: true
+
+Layout/RescueEnsureAlignment:
+  Enabled: true
+
 Layout/SpaceAfterColon:
   Enabled: true