chore(deps): update bitnami/nginx docker tag to v1.26.2-debian-12-r0 (#6

)

| datasource | package       | from                | to                  |
| ---------- | ------------- | ------------------- | ------------------- |
| docker     | bitnami/nginx | 1.26.1-debian-12-r4 | 1.26.2-debian-12-r0 |

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -3,7 +3,7 @@
 # renovate: datasource=github-releases depName=mathjax lookupName=mathjax/MathJax
 ARG MATHJAX_VERSION=2.7.9
 
-FROM bitnami/nginx:1.26.1-debian-12-r4@sha256:70a8044af619c0821b1f94373f8741bbd5a230c9a66bcb2f896cf40613a98be2
+FROM bitnami/nginx:1.26.2-debian-12-r0@sha256:03f1339483f25c01d32085c1c94bf1f0a6c415ad2e04ff3357643ab98d00f291
 
 ARG MATHJAX_VERSION