[ImgBot] Optimize images

*Total -- 6,430.41kb -> 5,318.87kb (17.29%)

/src/images/logos/bi0s.png -- 57.44kb -> 13.63kb (76.26%)
/src/components/events/hacktoberfest/images/hacktoberfest_art_1.png -- 76.35kb -> 25.80kb (66.21%)
/src/components/events/open-talks/images/header.png -- 31.77kb -> 18.51kb (41.75%)
/plugins/gatsby-plugin-social-banner/base.jpg -- 123.77kb -> 74.40kb (39.89%)
/src/components/events/hacktoberfest/images/hacktoberfest_art_2.png -- 178.13kb -> 112.52kb (36.83%)
/plugins/gatsby-plugin-social-banner/fonts/DejaVuSansCondensed_white_bold_48.png -- 61.17kb -> 41.92kb (31.46%)
/src/images/logos/amrita.png -- 18.57kb -> 12.77kb (31.22%)
/src/components/events/mlh-build-day/images/registration.png -- 42.75kb -> 29.87kb (30.13%)
/plugins/gatsby-plugin-social-banner/fonts/DejaVuSansCondensed_white_italic_32.png -- 46.45kb -> 32.63kb (29.76%)
/src/components/events/mlh-hack-day/images/mlh-logo-white.png -- 13.02kb -> 9.27kb (28.75%)
/src/components/events/mlh-build-day/images/mlh-logo-white.png -- 13.02kb -> 9.27kb (28.75%)
/src/images/photos/foss_opensource_2.png -- 1,679.60kb -> 1,283.00kb (23.61%)
/src/images/icons/blog.png -- 1.26kb -> 0.97kb (23.26%)
/src/images/logos/alumni-company/verisign.svg -- 10.09kb -> 7.82kb (22.52%)
/src/components/events/mlh-build-day/images/github.png -- 102.47kb -> 82.28kb (19.7%)
/src/components/events/mlh-hack-day/images/github.png -- 102.47kb -> 82.28kb (19.7%)
/src/components/events/hacktoberfest/images/github.png -- 102.47kb -> 82.28kb (19.7%)
/src/images/photos/foss_opensource_3.png -- 2,046.50kb -> 1,740.20kb (14.97%)
/src/images/icons/newsArt.png -- 0.73kb -> 0.66kb (9.89%)
/src/images/photos/foss_opensource_1.jpeg -- 131.66kb -> 121.07kb (8.04%)
/src/images/photos/cover.jpg -- 206.22kb -> 193.27kb (6.28%)
/src/content/members/avatars/anirudh.jpg -- 275.76kb -> 258.90kb (6.11%)
/src/content/members/avatars/lohitha.jpg -- 124.34kb -> 117.61kb (5.41%)
/src/content/members/avatars/krishnan.jpg -- 34.23kb -> 32.63kb (4.69%)
/src/content/members/avatars/aniketh.jpg -- 40.20kb -> 38.45kb (4.35%)
/src/content/members/avatars/tony.jpeg -- 35.22kb -> 33.92kb (3.7%)
/src/content/members/avatars/savita.jpeg -- 21.49kb -> 20.81kb (3.17%)
/src/content/members/avatars/shashank.jpg -- 27.04kb -> 26.26kb (2.86%)
/src/components/events/hacktoberfest/images/hacktober-amfoss.jpg -- 109.61kb -> 107.04kb (2.35%)
/src/images/illus/develop.svg -- 13.16kb -> 12.90kb (1.98%)
/src/images/logos/alumni-company/08_hp.svg -- 0.65kb -> 0.63kb (1.97%)
/src/content/members/avatars/abhishekbvs.jpg -- 318.81kb -> 312.66kb (1.93%)
/src/images/logos/alumni-company/sap.svg -- 1.94kb -> 1.91kb (1.76%)
/src/content/members/avatars/aaditya.jpeg -- 59.11kb -> 58.49kb (1.06%)
/src/images/illus/code.svg -- 27.00kb -> 26.85kb (0.53%)
/src/images/illus/grow.svg -- 27.00kb -> 26.85kb (0.53%)
/src/components/events/hacktoberfest/images/digitalocean.svg -- 0.85kb -> 0.84kb (0.46%)
/src/components/events/hacktoberfest/images/dev.svg -- 1.04kb -> 1.04kb (0.37%)
/src/components/events/hacktoberfest/images/hacktoberdigital.svg -- 128.23kb -> 127.98kb (0.2%)
/src/images/illus/opportunities.svg -- 34.15kb -> 34.09kb (0.19%)
/src/images/illus/career.svg -- 19.06kb -> 19.03kb (0.15%)
/src/images/illus/mentor.svg -- 15.47kb -> 15.46kb (0.13%)
/src/images/illus/mentoring.svg -- 29.98kb -> 29.95kb (0.11%)
/src/components/events/mlh-hack-day/images/localhackday.svg -- 6.53kb -> 6.52kb (0.1%)
/src/components/events/mlh-build-day/images/localhackday.svg -- 6.53kb -> 6.52kb (0.1%)
/src/images/illus/talk.svg -- 27.12kb -> 27.12kb (0.03%)

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