requirements: Add google-re2, a drop-in replacement for re using re2.

re2[1] compiles (strictly) regular expressions to deterministic finite
automata, which guarantees linear-time behavior; `google-re2` is a
drop-in replacement for the `re` module which uses re2 under the hood.

[1]: https://github.com/google/re2/

requirements/common.in

@@ -184,3 +184,6 @@ pyuca
 
 # Handle connection retries with exponential backoff
 backoff
+
+# Non-backtracking regular expressions
+google-re2

requirements/dev.txt

@@ -408,6 +408,13 @@ gitlint==0.15.1 \
     --hash=sha256:4b22916dcbdca381244aee6cb8d8743756cfd98f27e7d1f02e78733f07c3c21c \
     --hash=sha256:7ebdb8e7d333e577e956225cbc3ad8e0e96d05e638e6d461c9b66b784f9d2ac4
     # via -r requirements/dev.in
+google-re2==0.2.20210901 \
+    --hash=sha256:028bb86b1612cbd7947e7493a92f1dc33c8b95b31a57017c392811650b62bf5d \
+    --hash=sha256:10020ad49a6217534c5b82543ca4ee56c3317981afb68a8c737c212f222564f5 \
+    --hash=sha256:542b9b18f01d06375ffab6a0e2ed809e3de7ddedde3382b6d24a98aced57c7a5 \
+    --hash=sha256:676fa9ee54e3fb70f290526fc0f4d78d1e5a4add701b5547494eaf7c68c72247 \
+    --hash=sha256:a1175c7e5b5ad12462279184099b7b95f72b25fab4d141289224c7a3ffdc4a06
+    # via -r requirements/common.in
 h2==2.6.2 \
     --hash=sha256:93cbd1013a2218539af05cdf9fc37b786655b93bbc94f5296b7dabd1c5cadf41 \
     --hash=sha256:af35878673c83a44afbc12b13ac91a489da2819b5dc1e11768f3c2406f740fe9

requirements/prod.txt

@@ -259,6 +259,13 @@ django[argon2]==3.2.2 \
 future==0.18.2 \
     --hash=sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d
     # via python-twitter
+google-re2==0.2.20210901 \
+    --hash=sha256:028bb86b1612cbd7947e7493a92f1dc33c8b95b31a57017c392811650b62bf5d \
+    --hash=sha256:10020ad49a6217534c5b82543ca4ee56c3317981afb68a8c737c212f222564f5 \
+    --hash=sha256:542b9b18f01d06375ffab6a0e2ed809e3de7ddedde3382b6d24a98aced57c7a5 \
+    --hash=sha256:676fa9ee54e3fb70f290526fc0f4d78d1e5a4add701b5547494eaf7c68c72247 \
+    --hash=sha256:a1175c7e5b5ad12462279184099b7b95f72b25fab4d141289224c7a3ffdc4a06
+    # via -r requirements/common.in
 h2==2.6.2 \
     --hash=sha256:93cbd1013a2218539af05cdf9fc37b786655b93bbc94f5296b7dabd1c5cadf41 \
     --hash=sha256:af35878673c83a44afbc12b13ac91a489da2819b5dc1e11768f3c2406f740fe9

version.py

@@ -47,4 +47,4 @@ API_FEATURE_LEVEL = 65
 #   historical commits sharing the same major version, in which case a
 #   minor version bump suffices.
 
-PROVISION_VERSION = "146.0"
+PROVISION_VERSION = "146.1"