Many deprecation warnings

[l-kent]

-- Deprecation Warning: src\main\scala\ir\dsl\DSL.scala:189:40
189 |  EventuallyCall(DelayNameResolve(tgt), lhs.toArray, actualParams)
    |                                        ^
    |method copyArrayToImmutableIndexedSeq in class LowPriorityImplicits2 is deprecated since 2.13.0: implicit conversions from Array to immutable.IndexedSeq are implemented by copying; use `toIndexedSeq` explicitly if you want to copy, or use the more efficient non-copying ArraySeq.unsafeWrapArray
-- Deprecation Warning: src\main\scala\ir\dsl\IRToDSL.scala:23:48
23 |    case Return(label, out) => EventuallyReturn(out.map(keyToString).toArray, label)
   |                                                ^
   |method copyArrayToImmutableIndexedSeq in class LowPriorityImplicits2 is deprecated since 2.13.0: implicit conversions from Array to immutable.IndexedSeq are implemented by copying; use `toIndexedSeq` explicitly if you want to copy, or use the more efficient non-copying ArraySeq.unsafeWrapArray
-- Deprecation Warning: src\main\scala\ir\dsl\IRToDSL.scala:32:17
32 |      directCall(outs.toArray.map(keyToString), targ.name, actuals.toArray.map(keyToString): _*)
   |                 ^
   |method copyArrayToImmutableIndexedSeq in class LowPriorityImplicits2 is deprecated since 2.13.0: implicit conversions from Array to immutable.IndexedSeq are implemented by copying; use `toIndexedSeq` explicitly if you want to copy, or use the more efficient non-copying ArraySeq.unsafeWrapArray
-- Deprecation Warning: src\main\scala\ir\dsl\IRToDSL.scala:42:29
42 |    EventuallyBlock(x.label, x.statements.toArray.map(convertStatement), convertJump(x.jump), x.address)
   |                             ^
   |method copyArrayToImmutableIndexedSeq in class LowPriorityImplicits2 is deprecated since 2.13.0: implicit conversions from Array to immutable.IndexedSeq are implemented by copying; use `toIndexedSeq` explicitly if you want to copy, or use the more efficient non-copying ArraySeq.unsafeWrapArray
-- Deprecation Warning: src\main\scala\ir\dsl\IRToDSL.scala:49:6
49 |      x.blocks.map(convertBlock).toArray,
   |      ^
   |method copyArrayToImmutableIndexedSeq in class LowPriorityImplicits2 is deprecated since 2.13.0: implicit conversions from Array to immutable.IndexedSeq are implemented by copying; use `toIndexedSeq` explicitly if you want to copy, or use the more efficient non-copying ArraySeq.unsafeWrapArray
-- Deprecation Warning: src\main\scala\ir\transforms\DynamicSingleAssignment.scala:82:30
82 |            renames = renames + (lhs -> count(lhs))
   |                      ^^^^^^^^^
   |method + in trait MapOps is deprecated since 2.13.0: Consider requiring an immutable Map or fall back to Map.concat.
-- Deprecation Warning: src\test\scala\LiveVarsAnalysisTests.scala:363:28
363 |    val gotoBlocks = blocks.filterKeys(_.startsWith("lmain_goto_")).toMap
    |                     ^^^^^^^^^^^^^^^^^
    |method filterKeys in trait MapOps is deprecated since 2.13.0: Use .view.filterKeys(f). A future version will include a strict version of this method (for now, .view.filterKeys(p).toMap).
-- Deprecation Warning: src\test\scala\SystemTests.scala:177:21
177 |          val line = Integer(parts(1))
    |                     ^^^^^^^
    |constructor Integer in class Integer is deprecated: see corresponding Javadoc for more information.