10 more legacy computing symbols

[eggrobin]

UTC-177-C35: Consensus: Provisionally assign the following code points for ten symbols, as described in L2/23-252:

1CCFA SNAKE SYMBOL
1CCFB FLYING SAUCER SYMBOL
1CCFC NOSE SYMBOL
1CEBA FRAGILE SYMBOL
1CEBB OFFICE BUILDING SYMBOL
1CEBC TREE SYMBOL
1CEBD APPLE SYMBOL
1CEBE CHERRY SYMBOL
1CEBF STRAWBERRY SYMBOL
1FBFA ALARM BELL SYMBOL

• https://github.com/unicode-org/sah/issues/351
• https://github.com/unicode-org/utc-release-management/issues/64

[181-C60] Consensus: UTC accepts for encoding in Unicode Version 17.0 the following 297 Arabic, Bengali, Han, Kannada, Latin, Oriya, phonetic, Sharada, Tangut, Telugu, and symbol characters for which the code points have previously been provisionally assigned:

    Arabic (40 characters): 088F, FBC3..FBD2, FD90..FD91, FDC8..FDCE, 10EC5..10EC7, 10ED0..10ED8, 10EFA..10EFB
    Bengali (1 character): 09FF
    Han (5 characters): 16FF2..16FF6
    Kannada (1 character): 0CDC
    Latin (2 characters): A7D2, A7D4
    Oriya (2 characters): 0B53..0B54
    Phonetic (30 characters): 1ACF, 1AD0..1ADD, 1AE0..1AEB, A7CE..A7CF, A7F1
    Sharada (8 characters): 11B60..11B67
    Tangut (145 characters): 187F8..187FF, 18D09..18D1E, 18D80..18DF2
    Telugu (1 character): 0C5C
    Symbols (62 characters): 2B96, 1CCFA..1CCFC, 1CEBA..1CED0, 1CEE0..1CEF0, 1F777..1F77A, 1F8D0..1F8D8, 1FA54..1FA57, 1FBFA

[markusicu]

changes lgtm