Stop using finalizer in Typeface and FontFamily

Use NativeAllocationRegistry instead.

Verified this doesn't cause performance regressions:

StaticLayout creation time:
 MeasuredText Balanced Hyphenation  :    721,055 ->    723,812: (+0.4%)
 MeasuredText Balanced NoHyphenation:    527,880 ->    505,843: (-4.2%)
 MeasuredText Greedy Hyphenation    :    476,982 ->    460,241: (-3.5%)
 MeasuredText Greedy NoHyphenation  :    471,074 ->    459,013: (-2.6%)
 RandomText Balanced Hyphenation    : 18,566,915 -> 18,514,633: (-0.3%)
 RandomText Balanced NoHyphenation  :  7,697,772 ->  7,658,458: (-0.5%)
 RandomText Greedy Hyphenation      :  7,648,606 ->  7,602,026: (-0.6%)
 RandomText Greedy NoHyphenation    :  7,643,946 ->  7,618,898: (-0.3%)

MeasuredText creation time:
 NoStyled Hyphenation               : 18,377,293 -> 18,521,296: (+0.8%)
 NoStyled Hyphenation WidthOnly     : 17,852,099 -> 17,889,073: (+0.2%)
 NoStyled NoHyphenation             :  7,608,972 ->  7,614,311: (+0.1%)
 NoStyled NoHyphenation WidthOnly   :  7,194,461 ->  7,192,043: (-0.0%)
 Styled Hyphenation                 : 15,396,698 -> 15,352,501: (-0.3%)
 Styled Hyphenation WidthOnly       : 14,356,020 -> 14,379,205: (+0.2%)
 Styled NoHyphenation               : 14,926,657 -> 14,971,723: (+0.3%)
 Styled NoHyphenation WidthOnly     : 13,964,537 -> 13,874,324: (-0.6%)

StaticLayout draw time:
 MeasuredText NoStyled              :    644,795 ->    635,241: (-1.5%)
 MeasuredText NoStyled WithoutCache :    637,943 ->    616,369: (-3.4%)
 MeasuredText Styled                :    866,664 ->    860,322: (-0.7%)
 MeasuredText Styled WithoutCache   :    917,795 ->    897,164: (-2.2%)
 RandomText NoStyled                :    538,196 ->    533,253: (-0.9%)
 RandomText NoStyled WithoutCache   :  7,012,076 ->  7,047,498: (+0.5%)
 RandomText Styled                  :  3,011,941 ->  2,999,661: (-0.4%)
 RandomText Styled WithoutCache     :  3,486,225 ->  3,462,493: (-0.7%)

Bug: 70185027
Test: atest CtsWidgetTestCases:EditTextTest
    CtsWidgetTestCases:TextViewFadingEdgeTest
    FrameworksCoreTests:TextViewFallbackLineSpacingTest
    FrameworksCoreTests:TextViewTest FrameworksCoreTests:TypefaceTest
    CtsGraphicsTestCases:TypefaceTest CtsWidgetTestCases:TextViewTest
    CtsTextTestCases

Change-Id: I7ebb8a219a8eb07c8ad9fa432e8454e4e06be386