Enhancement: Add 2023 speakers

[wordshaker]

Requirements

Add speakers from 2023

Screenshots

Benefits

N/A

Applicable Issues

N/A

[github-actions]

Images automagically compressed by Calibre's image-actions ✨

Compression reduced images by 45.1%, saving 2.07 MB.

Filename	Before	After	Improvement	Visual comparison
public/static/speakers/2023/Ashley_S.jpg	247.79 KB	131.20 KB	-47.0%	View diff
public/static/speakers/2023/Connell_S.jpg	220.62 KB	117.04 KB	-46.9%	View diff
public/static/speakers/2023/Dan_C.jpg	241.01 KB	129.80 KB	-46.1%	View diff
public/static/speakers/2023/Eli_H.jpg	295.81 KB	162.52 KB	-45.1%	View diff
public/static/speakers/2023/Gosia_B.jpg	243.16 KB	130.47 KB	-46.3%	View diff
public/static/speakers/2023/Jamie_T.jpg	261.44 KB	149.72 KB	-42.7%	View diff
public/static/speakers/2023/Marc_S.jpg	336.01 KB	203.35 KB	-39.5%	View diff
public/static/speakers/2023/Marcus_N.jpg	284.40 KB	157.59 KB	-44.6%	View diff
public/static/speakers/2023/Mark_G.jpg	184.80 KB	94.93 KB	-48.6%	View diff
public/static/speakers/2023/Martyn_K.jpg	334.25 KB	201.25 KB	-39.8%	View diff
public/static/speakers/2023/Matt_B.jpg	250.33 KB	136.78 KB	-45.4%	View diff
public/static/speakers/2023/Matt_H.jpg	286.04 KB	153.88 KB	-46.2%	View diff
public/static/speakers/2023/Paul_B.jpg	202.77 KB	102.34 KB	-49.5%	View diff
public/static/speakers/2023/Poornima_N.jpg	326.27 KB	172.93 KB	-47.0%	View diff
public/static/speakers/2023/Rachel_B.jpg	296.79 KB	166.65 KB	-43.9%	View diff
public/static/speakers/2023/Sean_F.jpg	252.21 KB	134.95 KB	-46.5%	View diff
public/static/speakers/2023/Shaun_L.jpg	233.53 KB	127.22 KB	-45.5%	View diff
public/static/speakers/2023/Soumaya_E.jpg	200.93 KB	107.70 KB	-46.4%	View diff

152 images did not require optimisation.

[github-actions]

Unit Test Results

12 tests  ±0   12 ✔️ ±0   3s ⏱️ ±0s
  8 suites ±0     0 💤 ±0 
  1 files   ±0     0 ❌ ±0 

Results for commit dfff3af. ± Comparison against base commit ae0f7f3.